1 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
3 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4 vectorizable_* functions.
5 * tree-vect-transform.c (vectorizable_call): Add check for
6 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7 (vectorizable_store): likewise.
8 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
10 (vectorizable_operation, vectorizable_type_demotion): Likewise.
11 (vectorizable_type_promotion, vectorizable_load): Likewise.
12 (vectorizable_live_operation, vectorizable_condition): Likewise.
13 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20 register numbers more.
21 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
24 FUNCTION_VALUE_REGNO_P): Likewise.
25 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
26 STATIC_CHAIN_REGNUM): Likewise.
27 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
28 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
29 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
30 * config/m68k/m68k.md (FP_REG): New.
32 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
34 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
37 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
39 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
40 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
43 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
45 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
48 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
51 * c-decl.c (finish_decl): Grab the type of the decl after the call
54 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
56 * common.opt (fforward-propagate): Fix "Optimization" annotation.
58 2007-04-14 Jakub Jelinek <jakub@redhat.com>
61 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
62 post dominators and cleanup cfg before returning.
64 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
66 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
67 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
69 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
71 * config.gcc: Recognize fido.
72 * config/m68k/m68k-devices.def (fidoa): New.
73 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
75 (FL_FIDOA, TARGET_FIDOA): New.
76 * config/m68k/m68k.opt (mfidoa): New.
78 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
81 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
82 when a personality function is used.
84 2007-04-13 Bob Wilson <bob.wilson@acm.org>
86 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
88 2007-04-13 Mike Stump <mrs@apple.com>
90 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
92 * config/darwin.opt (fapple-kext): Make C++ only.
93 * config/darwin.c (darwin_override_options): Remove code to ensure
94 -fapple-kext is given for C++ only.
96 2007-04-13 Richard Sandiford <richard@codesourcery.com>
98 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
99 * config/mips/mips.c (override_options): Call
100 SUBTARGET_OVERRIDE_OPTIONS, if defined.
102 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
104 * config/i386/i386.opt (msvr3-shlib): Removed.
106 * doc/invoke.texi: Remove -msvr3-shlib.
108 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
110 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
111 with "popcnt" instruction.
113 2007-04-13 Richard Guenther <rguenther@suse.de>
115 PR tree-optimization/21258
116 * tree-vrp.c (compare_case_labels): New helper.
117 (find_switch_asserts): New function.
118 (find_assert_locations): Call it for SWITCH_EXPRs.
120 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
122 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
123 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
124 check is now implied in X87_FLOAT_MODE_P.
125 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
126 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
127 (fix_trunc<mode>_i386_fisttp): Ditto.
128 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
129 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
130 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
131 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
132 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
133 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
134 (unnamed_splitters): Ditto.
135 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
136 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
137 FIRST_SSE_REG for local functions when SSE math is enabled or
138 for functions with sseregparm attribute.
139 (standard_80387_constant_p): Return -1 if mode is not
141 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
142 (ix86_expand_compare): Ditto.
143 (ix86_expand_carry_flag_compare): Ditto.
144 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
145 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
146 DECIMAL_FLOAT_MODE_P.
147 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
148 of SCALAR_FLOAT_MODE_P.
149 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
150 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
151 checks before FLOAT_MODE_P.
152 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
158 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
160 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
161 Charles Wilson <libtool@cwilson.fastmail.fm>
163 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
164 (libgcc.mvars): Don't depend on them.
165 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
168 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
170 * doc/invoke.text (--help): Document --help=common.
172 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
174 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
176 2007-04-12 Richard Sandiford <richard@codesourcery.com>
178 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
179 * genemit.c (main): Emit #include "integrate.h".
180 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
181 (LOADGP_RTP): New mips_loadgp_style.
182 * config/mips/mips.h: Include config/vxworks-dummy.h.
183 (TARGET_RTP_PIC): New macro.
184 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
185 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
186 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
188 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
189 -mvxworks-pic when using -mrtp and a PIC option.
190 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
192 (mips_symbolic_constant_p, mips_symbolic_address_p)
193 (mips_symbol_insns): Handle SYMBOL_HALF.
194 (override_options): Warn about -G and -mrtp being used together.
195 Initialize mips_lo_relocs[SYMBOL_HALF].
196 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
197 (mips_emit_loadgp): Handle LOADGP_RTP.
198 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
199 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
200 (tablejump): Handle function-relative case table entries if
202 * config/mips/predicates.md (symbol_ref_operand): New predicate.
204 2007-04-12 Richard Sandiford <richard@codesourcery.com>
206 * config/mips/mips.md (load_call<mode>): Allow any general register.
208 (sibcall_value_internal, sibcall_value_multiple_internal)
209 (call_value_internal, call_value_split, call_value_multiple_internal)
210 (call_value_multiple_split): Remove constraints from operand 0.
212 2007-04-12 Richard Sandiford <richard@codesourcery.com>
214 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
215 rather than loadgp_noshared.
216 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
217 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
219 * config/mips/mips.md (loadgp): Rename to...
220 (loadgp_newabi): ...this.
221 (loadgp_noshared): Rename to...
222 (loadgp_absolute): ...this.
224 2007-04-12 Richard Sandiford <richard@codesourcery.com>
226 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
227 false for locally-binding symbols.
228 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
230 2007-04-12 Richard Sandiford <richard@codesourcery.com>
232 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
233 (SYMBOL_GOT_PAGE_OFST): ...this.
234 (SYMBOL_GOT_GLOBAL): Rename to...
235 (SYMBOL_GOT_DISP): ...this.
236 (SYMBOL_GOTOFF_GLOBAL): Rename to...
237 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
238 * config/mips/mips.c (mips_global_symbol_p): New function.
239 (mips_symbol_binds_local_p): Likewise.
240 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
241 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
242 and mips_symbol_binds_local_p.
243 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
244 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
245 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
247 (mips_ok_for_lazy_binding_p): New function.
248 (mips_load_call_address, mips_expand_call): Use it.
249 (mips_dangerous_for_la25_p): Likewise.
250 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
251 (*got_disp<mode>): Use got_disp_operand instead of
252 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
253 SYMBOL_GOTOFF_GLOBAL.
254 (*got_page<mode>): Use got_page_ofst_operand instead of
256 * config/mips/predicates.md (const_call_insn_operand): Use
257 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
258 (global_got_operand): Rename to...
259 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
261 (local_got_operand): Rename to...
262 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
265 2007-04-12 Richard Sandiford <richard@codesourcery.com>
267 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
268 TARGET_CALL_CLOBBERED_GP.
269 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
270 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
271 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
272 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
273 of TARGET_ABICALLS && !TARGET_NEWABI.
274 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
275 * config/mips/mips.c (mips_load_call_address): Check
276 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
277 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
278 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
279 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
280 TARGET_ABICALLS && TARGET_NEWABI.
281 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
283 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
284 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
285 TARGET_ABICALLS && TARGET_NEWABI.
286 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
287 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
288 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
289 whether indirect calls must use $25.
290 (mips_extra_live_on_entry): Check TARGET_GOT instead of
292 * config/mips/mips.md (jal_macro): Check flag_pic and
293 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
294 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
295 instead of TARGET_ABICALLS.
296 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
297 TARGET_ABICALLS && TARGET_OLDABI.
298 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
299 (sibcall): In the comment above the define_insn, mention
300 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
301 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
302 instead of TARGET_ABICALLS.
304 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
306 * doc/md.texi (Blackfin family constraints): Document PA and PB.
307 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
308 (MACFLAGS_MATCH_P): New macro.
309 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
310 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
311 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
312 the other MACFLAG constants.
313 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
314 (flag_machi): Tighten constraints. Renumber some of the operands.
315 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
317 (flag_machi_parts_acconly): New pattern.
318 (flag_macinithi): Tighten constraints. Allow any accumulator to be
320 (flag_macinit1hi): Tighten constraints.
321 (flag_mul_macv2hi_parts_acconly): New pattern.
323 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
324 Use a more efficient implementation.
325 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
326 inline sequences when not optimizing for size.
328 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
329 movhi_high2low): Delete, merge functionality into...
330 (packv2hi): ... this pattern.
332 2007-02-11 Jie Zhang <jie.zhang@analog.com>
333 * config/bfin/bfin.opt (msim): New option.
335 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
336 (bfin_cpu_t): Typedef of enum bfin_cpu.
337 (bfin_cpu_type): New declaration.
338 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
339 -msim and -mcpu= options.
340 (LIB_SPEC): Likewise.
341 * config/bfin/bfin.c (bfin_cpu_type): Define.
342 (bfin_handle_option): Handle -mcpu= option.
343 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
344 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
345 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
347 2007-04-12 Richard Sandiford <richard@codesourcery.com>
349 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
350 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
351 (powerpc-wrs-vxworksae): Use ${tm_file}.
352 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
353 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
354 * config/i386/vx-common.h: New file.
356 2007-04-12 Richard Sandiford <richard@codesourcery.com>
358 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
361 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
363 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
366 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
370 * c-common.c (c_build_qualified_type): Set canonical type
373 2007-04-12 Richard Guenther <rguenther@suse.de>
375 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
376 lower bound and element size if lower bound is not zero
377 or either of the ARRAY_REF operands is set.
379 2007-04-12 Richard Guenther <rguenther@suse.de>
381 PR tree-optimization/24689
382 PR tree-optimization/31307
383 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
385 * gimplify.c (canonicalize_addr_expr): To be consistent with
386 gimplify_compound_lval only set operands two and three of
387 ARRAY_REFs if they are not gimple_min_invariant. This makes
388 it never at this place.
389 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
391 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
393 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
394 null before emitting a .nsubspa directive.
396 2007-04-11 Diego Novillo <dnovillo@redhat.com>
398 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
399 need_to_partition_p if there are no memory statements in the
402 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
404 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
405 (gcd_of_steps_may_divide_p): New function.
406 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
408 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
410 * reload.c (find_reloads_toplev, find_reloads_address,
411 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
412 not a pointer equality test, to decide if we need to call
413 push_reg_equiv_alt_mem.
415 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
417 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
418 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
419 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
421 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
423 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
424 vector to be positive.
426 2007-04-11 Diego Novillo <dnovillo@redhat.com>
430 * doc/invoke.texi: Document --params max-aliased-vops and
432 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
433 debug_memory_partitions): Move to tree-flow.h
434 * params.h (AVG_ALIASED_VOPS): Define.
435 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
437 (mp_info_t): Likewise.
438 (get_mem_sym_stats_for): New.
439 (set_memory_partition): Move from tree-flow-inline.h.
440 (mark_non_addressable): Only clear the set of symbols for the
441 partition if it exists.
442 (dump_memory_partitions): Move from tree-ssa-operands.c
443 (debug_memory_partitions): Likewise.
444 (need_to_partition_p): New.
445 (dump_mem_ref_stats): New.
446 (debug_mem_ref_stats): New.
447 (dump_mem_sym_stats): New.
448 (debug_mem_sym_stats): New.
449 (update_mem_sym_stats_from_stmt): New.
450 (compare_mp_info_entries): New.
451 (mp_info_cmp): Call it.
452 (sort_mp_info): Change argument to a list of mem_sym_stats_t
454 (get_mpt_for): Move from tree-ssa-operands.c.
455 (find_partition_for): New.
456 (create_partition_for): Remove.
457 (estimate_vop_reduction): New.
458 (update_reference_counts): New.
459 (build_mp_info): New.
460 (compute_memory_partitions): Refactor.
461 Document new heuristic.
462 Call build_mp_info, update_reference_counts,
463 find_partition_for and estimate_vop_reduction.
464 (compute_may_aliases): Populate virtual operands before
465 calling debugging dumps.
466 (delete_mem_sym_stats): New.
467 (delete_mem_ref_stats): New.
468 (init_mem_ref_stats): New.
469 (init_alias_info): Call it.
470 (maybe_create_global_var): Remove alias_info argument.
471 Get number of call sites and number of pure/const call sites
472 from gimple_mem_ref_stats().
473 (dump_alias_info): Call dump_memory_partitions first.
474 (dump_points_to_info_for): Show how many times a pointer has
476 * opts.c (decode_options): For -O2 set --param
477 max-aliased-vops to 500.
478 For -O3 set --param max-aliased-vops to 1000 and --param
479 avg-aliased-vops to 3.
480 * fortran/options.c (gfc_init_options): Remove assignment to
482 * tree-flow-inline.h (gimple_mem_ref_stats): New.
483 * tree-dfa.c (dump_variable): Dump memory reference
485 Dump NO_ALIAS* settings.
486 (referenced_var_lookup): Tidy.
487 (mem_sym_stats): New.
488 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
489 and ORIG are different SSA names for a memory partition.
490 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
491 * tree-flow.h (struct mem_sym_stats_d): Define.
492 (mem_sym_stats_t): Define.
493 (struct mem_ref_stats_d): Define.
494 (struct gimple_df): Add field mem_ref_stats.
495 (enum noalias_state): Define.
496 (struct var_ann_d): Add bitfield noalias_state.
497 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
498 debug_mem_ref_stats, debug_memory_partitions,
499 debug_mem_sym_stats): Declare.
500 * tree-ssa-structalias.c (update_alias_info): Update call
501 sites, pure/const call sites and asm sites in structure
502 returned by gimple_mem_ref_stats.
503 Remove local variable IS_POTENTIAL_DEREF.
504 Increase NUM_DEREFS if the memory expression is a potential
506 Call update_mem_sym_stats_from_stmt.
507 If the memory references memory, call
508 update_mem_sym_stats_from_stmt for all the direct memory
509 symbol references found.
510 (intra_create_variable_infos): Set noalias_state field for
511 pointer arguments according to the value of
512 flag_argument_noalias.
513 * tree-ssa-structalias.h (struct alias_info): Remove fields
514 num_calls_found and num_pure_const_calls_found.
515 (update_mem_sym_stats_from_stmt): Declare.
516 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
517 Set default value to 100.
518 (PARAM_AVG_ALIASED_VOPS): Define.
520 2007-04-11 Richard Guenther <rguenther@suse.de>
523 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
524 a * -b + c as c - a * b if we honor sign dependent rounding.
526 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
528 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
530 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
531 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
533 (initialize_trampoline): Don't use old-style function definition.
534 (bfin_secondary_reload): Mark IN_P argument as unused.
536 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
538 PR tree-optimization/31343
539 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
540 (build_polynomial_chrec): Return a scalar when the evolution is zero.
541 * testsuite/gcc.dg/vect/pr31343.c: New.
543 2007-04-10 Eric Christopher <echristo@apple.com>
545 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
546 * config/i386/i386.md (*cmpfp0): Use.
547 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
548 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
549 (fix_trunc<mode>_i386_fisttp): Ditto.
550 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
551 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
552 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
553 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
554 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
555 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
556 (unnamed_splitters): Ditto.
557 * config/i386/i386.c (output_fix_trunc): Assert that
558 we're not being passed a TFmode operand.
560 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
562 PR tree-optimization/31526
563 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
564 n_basic_blocks to find newly added blocks.
566 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
570 (fix_trunc<mode>si_sse): Ditto.
571 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
572 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
573 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
574 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
575 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
576 expander using SSEMODEF mode macro.
577 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
578 expander using SSEMODEF mode macro.
579 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
580 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
581 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
582 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
583 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
584 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
585 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
586 Macroize insn using X87MODEF mode macro.
588 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
590 * config/i386/sse.md (sse2_pinsrw): Removed.
591 (sse2_pextrw): Renamed to ...
592 (*sse2_pextrw): This.
594 2007-04-09 Jan Hubicka <jh@suse.cz>
598 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
599 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
600 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
601 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
603 2007-04-09 Jan Hubicka <jh@suse.cz>
605 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
606 multiple fields of union.
608 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
610 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
611 (create_preheaders): Check that loops are available.
612 (fix_loop_structure): Clean up, improve comments.
613 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
614 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
616 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
617 * predict.c (tree_estimate_probability): Do not call
618 calculate_dominance_info. Call create_preheaders.
619 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
620 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
622 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
623 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
624 * tree-cfg.c (tree_split_edge): Make an assert more precise.
625 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
628 2007-04-08 Jan Hubicka <jh@suse.cz>
630 * tree.h (maybe_fold_offset_to_component_ref): Declare.
631 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
632 * fold-const.c (fold_unary): Use it.
634 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
636 * varasm.c (assemble_variable): Remove call to
637 lang_hooks.decls.prepare_assemble_variable.
638 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
639 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
640 * langhooks.h (lang_hooks_for_decls): Remove
641 prepare_assemble_variable.
643 2007-04-08 Mike Stump <mrs@apple.com>
645 * config/i386/i386.c: Use inc/dec on Core2.
647 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
649 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
650 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
651 lhd_tree_inlining_end_inlining): Remove.
652 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
653 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
655 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
656 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
657 lhd_tree_inlining_end_inlining): Remove prototypes.
658 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
659 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
660 LANG_HOOKS_TREE_INLINING_START_INLINING,
661 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
663 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
666 2007-04-08 Anatoly Sokolov <aesok@post.ru>
669 * config/avr/predicates.md (io_address_operand): Delete predicate.
670 (low_io_address_operand): Don't use 'mode' argument.
671 (higth_io_address_operand): Rename ...
672 (high_io_address_operand): ... to this. Don't use 'mode' argument.
673 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
676 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
678 Revert change removing staticp.
680 2007-04-07 Anatoly Sokolov <aesok@post.ru>
683 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
686 2007-04-07 Bruce Korb <bkorb@gnu.org>
688 * c.opt: Add -Wformat-contains-nul.
689 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
691 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
692 the NUL byte warning.
694 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
696 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
698 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
700 * tree.c (staticp): No longer use staticp langhook.
701 * langhooks.c (lhd_staticp): Removed.
702 * langhooks.h (struct lang_hooks): Remove staticp.
703 * c-common.c (c_staticp): Remove.
704 * c-common.h (c_staticp): Ditto.
705 * langhooks-defs.h (lhd_staticp): Ditto.
706 (LHD_HOOKS_STATICP): Ditto
707 * tree.h (gcc_assert_lowered): New macro.
709 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
711 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
713 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
714 Add argument "reliable". Propagate it through calls.
715 (infer_loop_bounds_from_undefined): Derive number of iterations
716 estimates from references in blocks that do not dominate loop latch.
717 (gcov_type_to_double_int): New function.
718 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
719 and expected_loop_iterations_unbounded.
720 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
721 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
722 * tree-data-ref.c (estimated_loop_iterations): Export.
723 (get_references_in_stmt): Fix -- do not return addresses of local
725 * cfgloop.h (expected_loop_iterations_unbounded,
726 estimated_loop_iterations): Declare.
728 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
730 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
732 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
734 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
735 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
736 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
737 Use output_387_reg_move().
738 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
739 expander using X87MODEF12 mode macro.
740 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
741 choosing register preferences. Use output_387_reg_move().
742 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
743 instead of "x". Use output_387_reg_move().
744 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
745 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
746 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
747 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
748 Use output_387_reg_move().
749 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
751 (*truncxf?f_i387 splitter): Ditto.
753 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
755 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
756 LANG_HOOKS_SAFE_FROM_P.
757 * expr.c (safe_from_p): Remove langhook call.
758 * langhooks.h (lang_hooks): Remove safe_from_p.
759 (lhd_safe_from_p): Remove prototype.
760 * langhooks.c (lhd_safe_from_p): Remove.
762 2007-04-06 Jan Hubicka <jh@suse.cz>
764 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
767 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
769 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
770 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
771 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
772 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
774 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
775 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
777 2007-04-05 Richard Henderson <rth@redhat.com>
779 * config/alpha/alpha.c (print_operand) [+]: Remove.
780 (alpha_end_function): Print nop if call at end of function.
781 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
782 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
783 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
784 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
785 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
786 the call pattern. Update peepholes to match.
788 2007-04-05 Janis Johnson <janis187@us.ibm.com>
790 * doc/extend.texi (Other Builtins): Add decimal float variants
792 * builtins.def: Ditto.
793 * builtins.c (expand_builtin): Ditto.
795 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
796 H.J. Lu <hongjiu.lu@intel.com>
799 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
800 of V8HImode when calling ix86_binary_operator_ok.
801 (sse2_pmaddwd): Call ix86_binary_operator_ok.
802 (sdot_prodv8hi): Operands 1 and 2 must be register.
804 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
806 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
807 initialize align to silence bogus warning.
809 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
812 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
814 (struct sra_walk_fns): Remove use_all parameter from use.
815 (sra_hash_tree): Handle BIT_FIELD_REFs.
816 (sra_elt_hash): Don't hash bitfld blocks.
817 (sra_elt_eq): Skip them in parent compares as well. Handle
819 (sra_walk_expr): Don't maintain or pass down use_all_p.
820 (scan_use): Remove use_all parameter.
821 (scalarize_use): Likewise. Re-expand assignment to
822 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
823 output, and re-scalarize after output. Don't mark anything
825 (scalarize_ldst): Adjust.
826 (scalarize_walk_gimple_modify_statement): Likewise.
827 (build_element_name_1): Handle BIT_FIELD_REFs.
828 (instantiate_element): Don't warn for any element whose parent
830 (instantiate_missing_elements_1): Return the sra_elt.
831 (canon_type_for_field): New.
832 (try_instantiate_multiple_fields): New.
833 (instantiate_missing_elemnts): Use them.
834 (mark_no_warning): Removed.
835 (generate_one_element_ref): Handle BIT_FIELD_REFs.
836 (REPLDUP, sra_build_elt_assignment): New.
837 (generate_copy_inout): Use them.
838 (generate_element_copy): Likewise. Handle bitfld differences.
839 (generate_element_zero): Don't recurse for blocks. Use
840 sra_build_elt_assignment.
841 (generate_one_element_int): Take elt instead of var. Use
842 sra_build_elt_assignment.
843 (generate_element_init_1): Adjust.
844 (scalarize_use, scalarize_copy): Use REPLDUP.
845 (scalarize_ldst): Move assert before dereference.
846 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
848 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
850 * regmove.c: Fix unused variable warnings due to previous commit.
852 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
854 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
855 (regmove_bb_head): Remove.
856 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
857 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
858 problems with fixup_match_1.
859 Don't initialize/free regmove_bb_head.
861 (reg_is_remote_constant_p): If an insn is in the same basic block
862 but not before INSN, consider it remote, too.
864 2007-04-05 Anatoly Sokolov <aesok@post.ru>
867 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
868 DECL_ASSEMBLER_NAME, not the DECL_NAME.
870 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
872 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
873 (CONDITIONAL_REGISTER_USAGE): Likewise.
875 2007-04-04 Richard Henderson <rth@redhat.com>
877 * config/alpha/lib1funcs.asm: Remove unused file.
879 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
882 * opts.c (print_specific_help): Fix --help=<language>
884 (common_handle_option): Support --help=common.
886 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
889 * gcc.c (main): Do not run the linker if
890 print_subprocess_help indicates that it shouldn't be
893 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
896 * doc/invoke.texi (--help=): Document <languages> value, fix
897 formatting in tables of values.
899 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
901 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
902 dllimport attribute of virtual methods.
904 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
906 * config/score/crti.asm: Change _bss_start to __bss_start.
907 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
908 (OUTGOING_REG_PARM_STACK_SPACE) update.
909 * config/score/score.opt: add options to make backend support
910 score5, score5u, score7 and score7d.
911 * config/score/score.md: Likewise.
912 * config/score/misc.md: Likewise.
913 * config/score/mac.md: Likewise.
914 * doc/invoke.texi: Likewise.
915 * doc/md.texi: update constraints define.
917 2007-04-03 Richard Henderson <rth@redhat.com>
919 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
920 an appropriate type, use the mode instead.
922 2007-04-03 Richard Sandiford <richard@codesourcery.com>
924 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
925 Set the default --with-arch setting to mips2.
926 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
927 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
928 (MULTILIB_OSDIRNAMES): Delete.
929 (MULTILIB_DIRNAMES): Define.
930 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
931 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
932 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
933 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
934 VXWORKS_OS_CPP_BUILTINS.
935 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
936 (MIPS_DEBUGGING_INFO): Undefine.
937 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
939 2007-04-03 Jakub Jelinek <jakub@redhat.com>
942 * fold-const.c (native_encode_real): Encode real.c provided longs
943 as a series of 32-bit native integers.
944 (native_interpret_real): Interpret buffer as a series of 32-bit
947 2007-04-03 Richard Guenther <rguenther@suse.de>
949 * genpreds.c (write_insn_constraint_len): Write function
950 optimized for CONSTRAINT_LEN implementation.
951 (write_tm_preds_h): Output insn_constraint_len inline and
952 use it for CONSTRAINT_LEN.
953 (write_insn_preds_c): Don't output insn_constraint_len.
954 * doc/md.texi (define_register_constraint): Document multi-letter
955 constraints shall have the same length if they start with the same
958 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
961 * config/i386/i386.md (isinf<mode>2): Expand only when
962 TARGET_C99_FUNCTIONS is set.
964 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
966 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
967 (x86_64-*-linux*): Ditto.
968 * config/i386/i386.opt (mpc): New option.
969 * config/i386/i386.c (overrride_options): Handle
970 ix87_precision_string.
971 * config/i386/crtprec.c: New file.
972 * config/i386/t-crtpc: Ditto.
973 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
975 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
976 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
977 crtprec32.o, crtprec64.o and crtprec80.o.
979 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
981 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
983 2007-04-02 Eric Christopher <echristo@apple.com>
985 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
986 limitations on darwin.
988 2007-04-02 Anatoly Sokolov <aesok@post.ru>
991 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
993 2007-04-02 Dave Korn <dave.korn@artimi.com>
995 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
997 2007-04-02 Dave Korn <dave.korn@artimi.com>
999 * libgcc2.h (exception_descriptor): Don't forward-declare.
1000 (__get_eh_table_language, __get_eh_table_version): Delete
1001 prototypes of long-dead functions.
1003 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1005 * ebitmap.h: New file
1006 * ebitmap.c: New file
1007 * Makefile.in (ebitmap.o): New target.
1009 2007-04-01 Jan Hubicka <jh@suse.cz>
1011 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1012 before very first instruction.
1014 2007-04-01 Jan Hubicka <jh@suse.cz>
1016 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1017 waring on 64bit hosts.
1018 * bitmap.h: Fix typo in bitmap_head_def.
1020 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1022 PR rtl-optimization/31391
1023 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1024 into a DELETED_LABEL note, and the label is in an empty basic
1025 block, update BB_END as well as BB_HEAD.
1027 2007-04-01 Richard Henderson <rth@redhat.com>
1029 PR tree-optimization/31169
1030 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1031 to varying if the range is outside [0, prec-1].
1033 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1036 * config/mips/mips.md (load_const_gp): New insn.
1037 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1038 the MIPS16 GP pseudo register if no_new_pseudos.
1039 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1041 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1044 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1046 (call_value): Likewise.
1048 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1049 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1052 * doc/invoke.texi: (optimization options): Reword description
1053 of -ffast-math. Document its primary purpose.
1055 2007-03-31 Richard Guenther <rguenther@suse.de>
1057 * omp-low.c (splay-tree.h): Include.
1058 (lookup_decl): Replace splay-tree usage by pointer-map.
1059 (maybe_lookup_decl): Likewise.
1060 (new_omp_context): Likewise.
1061 (delete_omp_context): Likewise.
1062 * gimplify.c (splay-tree.h): Include.
1063 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1065 (remap_ssa_name): Likewise.
1066 (remap_decl): Likewise.
1067 (remap_type_1): Likewise.
1068 (remap_type): Likewise.
1069 (copy_body_r): Likewise.
1070 (expand_call_inline): Likewise.
1071 (clone_body): Likewise.
1072 (copy_tree_r): Likewise.
1073 (remap_save_expr): Likewise.
1074 (unsave_r): Likewise.
1075 (unsave_expr_now): Likewise.
1076 (tree_function_versioning): Likewise.
1077 (build_duplicate_type): Likewise.
1078 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1079 (struct copy_body_data): Replace splay-tree by pointer-map.
1080 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1081 not $(SPLAY_TREE_H).
1082 (gimplify.o): Depend on $(SPLAY_TREE_H).
1083 (omp-low.p): Likewise.
1085 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1087 * config/avr/predicates.md (even_register_operand,
1088 odd_register_operand): New predicates.
1089 * config/avr/avr.md (movw peephole2): New.
1090 (movw_r peephole2): New.
1092 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1094 * tree.h (get_signed_or_unsigned_type): New.
1095 * fold-const.c (operand_equal_for_comparison_p): Use
1096 get_signed_or_unsigned_type instead of
1097 lang_hooks.types.signed_or_unsigned_type.
1098 * expr.c (store_expr): Ditto.
1099 * langhooks.c (get_signed_or_unsigned_type): New.
1100 (lhd_signed_or_unsigned_type): New.
1101 * langhooks.h (lhd_signed_or_unsigned_type): New.
1102 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1104 2007-03-30 Richard Henderson <rth@redhat.com>
1106 * tree-ssa-loop-ivopts.c: Include target.h.
1107 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1108 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1109 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1110 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1112 2007-03-30 Richard Henderson <rth@redhat.com>
1113 Kai Tietz <kai.tietz@onevision.com>
1115 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1117 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1118 (TARGET_64BIT_MS_ABI): New.
1119 (DBX_REGISTER_NUMBER): Handle 64-bit.
1120 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1121 (LONG_TYPE_SIZE): Force to 32.
1122 (REG_PARM_STACK_SPACE): New.
1123 (OUTGOING_REG_PARM_STACK_SPACE): New.
1124 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1125 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1126 (STACK_BOUNDARY): Use 128 for 64-bit.
1127 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1128 Add 64-bit implementation.
1129 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1131 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1132 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1133 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1134 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1135 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1136 TARGET_64BIT_MS_ABI.
1137 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1138 (ix86_pass_by_reference): Likewise.
1139 (ix86_function_value_regno_p): Likewise.
1140 (ix86_build_builtin_va_list): Likewise.
1141 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1142 (function_arg_advance_ms_64): New.
1143 (function_arg_advance): Call it.
1144 (function_arg_ms_64): New.
1145 (function_arg): Call it.
1146 (function_value_ms_64): New.
1147 (ix86_function_value_1): Call it.
1148 (return_in_memory_ms_64): New.
1149 (ix86_return_in_memory): Call it.
1150 (setup_incoming_varargs_ms_64): New.
1151 (ix86_setup_incoming_varargs): Call it.
1152 (ix86_expand_prologue): Handle 64-bit stack probing.
1153 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1154 (output_pic_addr_const): Likewise.
1155 (x86_this_parameter): Likewise.
1156 (x86_output_mi_thunk): Likewise.
1157 (x86_function_profiler): Likewise.
1158 (TARGET_STRICT_ARGUMENT_NAMING): New.
1159 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1160 (TARGET_64BIT_MS_ABI): New.
1161 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1162 * config/i386/i386.md (allocate_stack_worker): Remove.
1163 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1164 describe the clobber of eax without a match_scratch.
1165 (allocate_stack_worker_postreload): Remove.
1166 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1167 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1168 (allocate_stack_worker_rex64_postreload): Remove.
1169 (allocate_stack): Handle 64-bit.
1170 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1171 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1172 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1173 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1174 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1175 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1176 * config.build (x86_64-*-mingw*): New host.
1177 * config.host (x86_64-*-mingw*): New host.
1178 * config.gcc (x86_64-*-mingw*): New target.
1179 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1181 2007-03-30 Richard Henderson <rth@redhat.com>
1182 Kai Tietz <kai.tietz@onevision.com>
1184 * c-pragma.c (struct def_pragma_macro_value): New.
1185 (struct def_pragma_macro): New.
1186 (pushed_macro_table): New.
1187 (dpm_hash, dpm_eq): New.
1188 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1189 (init_pragma): Install them.
1190 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1192 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1194 * config/avr/avr.c (avr_override_options): Clear
1195 'flag_delete_null_pointer_checks'.
1197 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1200 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1201 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1202 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1203 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1204 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1205 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1206 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1208 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1210 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1212 * regmove.c: Move all of pass_stack_adjustments from here...
1213 * combine-stack-adj.c: ...to this new file.
1214 * Makefile.in: Add rules for combine-stack-adj.o.
1216 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1218 PR tree-optimization/31383
1219 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1220 to have the same length.
1222 2007-03-30 Jan Hubicka <jh@suse.cz>
1225 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1226 availablility; add more sanity checking; ask varpool only about
1229 2007-03-29 Richard Henderson <rth@redhat.com>
1231 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1232 to decide, but __SIZEOF_LONG_LONG__.
1234 2007-03-29 Richard Henderson <rth@redhat.com>
1236 * emutls.c (struct __emutls_array): New.
1237 (emutls_destroy): Use it instead of casting element 0 from void*.
1238 (__emutls_get_address): Likewise.
1240 2007-03-29 Richard Henderson <rth@redhat.com>
1242 * varasm.c (initializer_constant_valid_p): Don't deny
1243 DECL_DLLIMPORT_P on functions.
1245 * config/i386/cygming.h: Remove function declarations.
1246 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1247 (ASM_OUTPUT_LABELREF): Remove.
1248 (COMMON_ASM_OP): Remove.
1249 (ASM_OUTPUT_COMMON): Remove.
1250 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1251 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1252 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1253 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1254 Rename from TARGET_ENCODE_SECTION_INFO.
1255 * config/i386/netware.h: Likewise.
1256 * config/i386/i386-protos.h: Update.
1257 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1258 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1259 (legitimate_constant_p): Reject dllimports.
1260 (dllimport_map, get_dllimport_decl): New.
1261 (legitimize_dllimport_symbol): New.
1262 (legitimize_address, ix86_expand_move): Use it.
1263 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1264 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1265 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1266 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1267 * config/i386/predicates.md (constant_call_address_operand): Only
1268 accept symbols; reject dllimport_p symbols.
1269 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1270 i386_pe_maybe_record_exported_symbol.
1271 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1272 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1273 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1274 trust the setting of DECL_DLLIMPORT_P.
1275 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1276 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1277 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1278 tidy the argument scanning loop.
1279 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1280 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1281 (i386_pe_strip_name_encoding): Remove.
1282 (i386_pe_binds_local_p): New.
1283 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1284 (i386_pe_output_labelref): Remove.
1285 (i386_pe_asm_output_aligned_decl_common): New.
1286 (i386_pe_maybe_record_exported_symbol): Rename from
1287 i386_pe_record_exported_symbol; check for dllexported symbols.
1289 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1291 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1292 add comment explaining why vsnprintf cannot be used.
1294 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1296 PR tree-optimization/30666
1297 * tree.c (build_complex_type): When creating type names for DWARF2
1298 debug info, create TYPE_DECLs for TYPE_NAME instead of
1300 (build_common_tree_nodes_2): Use build_complex_type when building
1301 predefined complex types, to preserve canonical types.
1303 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1305 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1306 (noce_get_alt_condition): Look at it to determine whether to
1307 reverse the condition or not.
1308 (noce_get_condition): Substitute the truth for lies.
1309 (noce_find_if_block): Set the then_else_reversed field.
1311 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1313 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1314 destination of this insn.
1315 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1316 than calling gen_rtx_SET directly. Use r0 to hold the value of
1317 'address + 4' rather than a stack based temporary which can be
1320 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1322 * config/s390/s390.c (s390_secondary_input_reload_class,
1323 s390_secondary_output_reload_class): Functions removed.
1324 (s390_secondary_reload): New function.
1325 (TARGET_SECONDARY_RELOAD): Target macro defined.
1326 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1327 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1328 * config/s390/s390.md ("reload_outti", "reload_outdi",
1329 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1330 "reload_out<mode>"): Expanders removed.
1331 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1332 "reload<mode>_nonoffmem_out"): Expanders added.
1334 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1336 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1337 SRC->DEST replacement failed anyway.
1339 2007-03-28 Mike Stump <mrs@apple.com>
1341 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1342 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1343 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1345 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1347 * config.gcc: Accept barcelona as a variant of amdfam10.
1348 * config/i386/i386.c (override_options): Likewise.
1349 * doc/invoke.texi: Likewise.
1351 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1353 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1354 offsets for BIT_FIELD_REF and COMPONENT_REF.
1356 2007-03-28 Richard Guenther <rguenther@suse.de>
1358 * tree.c (is_global_var): Move ...
1359 * tree-flow-inline.h (is_global_var): ... here.
1360 * tree.h (is_global_var): Remove declaration.
1362 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1364 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1366 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1367 * config/i386/i386.c (ix86_tune_features): Initialize new
1369 * config/i386/predicates.md (promotable_binary_operator): Use
1370 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1372 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1375 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1377 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1379 * config/fr30/fr30.md (movsi_internal): Change destination
1380 constraint from m to V and add m to the end.
1382 2007-03-28 Christian Bruel <christian.bruel@st.com>
1384 * config/sh/sh.md (movsi_i): Fix type attribute.
1386 2007-03-28 Christian Bruel <christian.bruel@st.com>
1388 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1389 (movsf_ie): Likewise.
1391 2007-03-28 Christian Bruel <christian.bruel@st.com>
1393 * config.gcc: Add sh4-300 to multilib.
1394 * config/sh/t-mlib-sh4-300: New file.
1396 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1398 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1399 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1401 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1402 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1403 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1404 "fixuns_trunctddi2"): Whitespace fix.
1406 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1408 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1409 the definition of struct sh_args.
1410 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1411 CALL_COOKIE_INT_REG_GET): Likewise.
1413 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1415 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1416 transformations are applied successfully.
1418 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1420 * tree.c (tree_contains_struct): Permit 512 tree codes.
1421 * tree.h (tree_contains_struct): Ditto.
1422 (MAX_TREE_CODES): Ditto.
1423 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1424 SPARE member to store remaining padding bits.
1426 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1428 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1431 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1433 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1434 * configure: Regenerate.
1436 * configure: Regenerate using the correct version of autoconf.
1438 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1440 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1442 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1443 regs to "__SP_L__" and "__SP_H__".
1445 2007-03-27 Richard Guenther <rguenther@suse.de>
1447 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1448 computations with it with a HOST_WIDE_INT variable.
1450 2007-03-26 Mike Stump <mrs@apple.com>
1452 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1453 objective-c-header, objective-c++-header and objc++-cpp-output
1455 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1457 2007-03-26 Richard Henderson <rth@redhat.com>
1460 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1461 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1462 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1463 IX86_BUILTIN_PSRLQ128): New.
1464 (ix86_init_mmx_sse_builtins): Add them.
1465 (ix86_expand_builtin): Expand them.
1466 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1467 operand 2 be TImode.
1468 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1469 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1470 _mm_srli_epi64): Mark __B const.
1471 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1472 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1473 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1474 new two-vector shift builtins.
1476 2007-03-26 Ian Lance Taylor <iant@google.com>
1478 PR tree-optimization/31345
1479 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1480 [+INF, +INF(OVF)] into VARYING.
1482 2007-03-26 Zack Weinberg <zackw@panix.com>
1484 * gengtype-parse.c: New file.
1485 * gengtype-yacc.y: Delete.
1486 * gengtype-lex.l: Don't include gengtype-yacc.h.
1487 Define YY_DECL and yyterminate appropriately for recursive
1488 descent parser. yylval is now a string out-parameter to yylex.
1489 (HWS, EOID): New shorthand.
1490 (IWORD): Add a couple more types.
1491 (yylex): Add a setup stanza. Remove the complex rules for
1492 detecting GTY'ed types and typedefs; replace with simple
1493 keyword detectors. Adjust everything for the changed
1494 definition of yylval. Ignore all pp-directives, not just #define.
1496 (parse_file): Rename yybegin; do not call yyparse.
1498 * gengtype.c (xasprintf): Export again.
1499 (this_file): New. Use everywhere __FILE__ was being used.
1500 (get_lang_bitmap): Special case types defined in gengtype.c.
1501 (do_typedef, new_structure): Suppress definition of certain types.
1502 (new_structure): Improve diagnostics of duplicate definitions.
1503 Make sure location_s is associated with input.h.
1504 (nreverse_pairs, define_location_structures): New functions.
1505 (main): Improve tagging of kludge types. Remove old kludges
1506 for input.h types; use define_location_structures.
1507 * gengtype.h: Update prototypes. Define token codes here.
1508 * Makefile.in: Remove all references to gengtype-yacc.
1509 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1511 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1512 add GTY((skip)) to the field that's only conditionally there.
1513 * doc/install.texi: Document that Bison is no longer required
1514 unless building treelang.
1516 * gengtype.c: Don't include gtyp-gen.h.
1517 (srcdir): Declare here.
1518 (base_files, lang_dir_names): Allocate dynamically.
1519 (gt_files, num_gt_files, num_lang_dirs): New globals.
1520 (measure_input_list, read_input_line, read_input_list)
1521 (set_lang_bitmap): New functions.
1522 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1523 simplify, relying on read_input_list to set up the bitmaps.
1524 (main): Arguments are no longer unused. Check for correct number
1525 of command line arguments, set srcdir and srcdir_len, then call
1526 read_input_list, before doing anything else. No need to worry
1527 about duplicates in main loop.
1528 * configure.ac: Simplify the calculation of all_gtfiles.
1529 Put language tags in there. Don't set or substitute
1530 all_gtfiles_files_langs or all_gtfiles_files_frags.
1531 * Makefile.in: Revamp the way gengtype is invoked, now that it
1532 takes a file on its command line with a much simpler format.
1533 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1534 (GTFILES): Remove duplicates and C source files.
1535 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1536 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1537 * configure: Regenerate.
1539 * gengtype.h: Remove all type definitions to gengtype.c; leave
1540 only definitions of options_p, type_p, and pair_p as opaque
1541 pointers. Update prototypes.
1542 * gengtype.c: Many type definitions moved here from gengtype.h.
1543 Consolidate type definitions at the top of the file.
1544 (xvasprintf): Delete.
1545 (xasprintf): Make static.
1546 (create_nested_pointer_option): Add 'next' parameter.
1547 (create_field_all, create_field_at): New functions.
1548 (create_field): Now a thin wrapper around create_field_all.
1549 (create_optional_field): Rename create_optional_field_ and add
1550 line argument. Original name is now a macro which supplies
1552 (oprintf): Use vsnprintf directly.
1553 (close_output_files): Use fatal rather than perror/exit.
1554 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1555 (main): Set progname. Don't use exit.
1556 * gengtype-yacc.y (struct_fields): Use create_field_at.
1557 (option, optionseqopt): Delete.
1558 (optionseq): Consolidate productions from option here so we
1559 can use the first argument to create_option.
1561 * gengtype-lex.l: Distinguish unions from structures in the
1562 token type. Don't call find_structure; return the tag as a string.
1563 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1564 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1565 Reorganize typedef_struct production accordingly.
1566 Use create_nested_ptr_option.
1567 * gengtype.c (create_nested_ptr_option): New function.
1568 * gengtype.h: Declare it.
1570 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1571 (string_type): Don't declare.
1572 (do_scalar_typedef): Declare.
1573 (create_scalar_type): Update prototype.
1574 * gengtype.c (string_type): Make static.
1575 (scalar_nonchar, scalar_char): New.
1576 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1577 (resolve_typedef): Use scalar_nonchar for error recovery.
1578 (create_scalar_type): Remove name_len field. Return scalar_char
1579 or scalar_nonchar as appropriate.
1580 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1582 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1584 (main): Initialize scalar_char and scalar_nonchar before calling
1586 * gengtype-lex.l: Adjust for removal of second argument to
1587 create_scalar_type. Use yylval.s instead of yylval.t when
1589 * gengtype-yacc.y: Type of SCALAR is string. Call
1590 create_scalar_type from type:SCALAR rule. Adjust for removal of
1591 second argument to create_scalar_type.
1593 * vec.h: Remove all #if IN_GENGTYPE blocks.
1594 Add comment saying that changes may require adjustments to gengtype.
1595 * gengtype.c: Don't include coretypes.h or tm.h.
1596 Add comment to inclusion of errors.h.
1597 (note_def_vec, note_def_vec_alloc): New functions.
1598 * gengtype.h: Declare new functions.
1599 * gengtype-lex.l: Don't include coretypes.h.
1600 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1602 (update_lineno): Remove unnecessary prototype.
1603 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1604 (VEC rule): Just return VEC_TOKEN.
1605 * gengtype-yacc.y (VEC_TOKEN): New token type.
1606 (type): Add a production for VEC(a,b).
1607 * Makefile.in: Update dependencies.
1609 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1610 typedefs that use the old PARAMS macro.
1612 * gengtype-lex.l: Remove all rules and states relating to yacc
1614 * gengtype-yacc.y: Similarly.
1615 * gengtype.c (note_yacc_type): Delete function.
1616 * gengtype.h: Update prototypes.
1618 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1620 * tree-pretty-print.c (dump_generic_node): Report precision of
1621 unnamed integer types.
1623 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1625 * ifcvt.c (noce_try_store_flag_constants): Don't check
1626 no_new_pseudos here.
1627 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1628 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1629 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1630 noce_try_sign_mask): Likewise.
1631 (if_convert): Check no_new_pseudos here.
1633 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1635 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1636 (noce_get_condition): Handle new then_else_reversed argument.
1637 (noce_init_if_info): Remove, fold into noce_find_if_block.
1638 (noce_process_if_block): Take a struct noce_if_info as the
1639 argument. Don't set up one based on ce_if_info. Update pointer
1640 references accordingly.
1641 (cond_move_process_if_block): Likewise.
1642 (process_if_block): Removed.
1643 (find_if_block): Removed. Move functionality two new functions,
1644 noce_find_if_block and cond_exec_find_if_block.
1645 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1646 blocks and the symmetric IF-ELSE-JOIN case.
1647 (cond_exec_find_if_block): Also new function mostly based on old
1648 find_if_block and process_if_block.
1649 (find_if_header): Replace find_if_block call with separately
1650 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1651 (find_cond_trap): Update noce_get_condition call.
1652 (dead_or_predicable): Likewise.
1654 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1656 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1658 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1659 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1660 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1661 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1662 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1663 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1664 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1665 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1666 __builtin_ia32_psrad128 builtins.
1668 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1670 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1671 * config/i386/constraints.md
1672 (define_constraint "I"): Use IN_RANGE macro.
1673 (define_constraint "J"): Ditto.
1674 (define_constraint "K"): Ditto.
1675 (define_constraint "M"): Ditto.
1676 (define_constraint "N"): Ditto.
1677 (define_constraint "O"): Ditto.
1678 * config/i386/predicates.md
1679 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1680 (define_predicate "const_0_to_3_operand"): Ditto.
1681 (define_predicate "const_0_to_7_operand"): Ditto.
1682 (define_predicate "const_0_to_15_operand"): Ditto.
1683 (define_predicate "const_0_to_63_operand"): Ditto.
1684 (define_predicate "const_0_to_255_operand"): Ditto.
1685 (define_predicate "const_1_to_31_operand"): Ditto.
1686 (define_predicate "const_2_to_3_operand"): Ditto.
1687 (define_predicate "const_4_to_7_operand"): Ditto.
1689 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1691 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1692 in SImode for save_world.
1693 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1696 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1698 PR tree-optimization/30784
1699 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1702 2007-03-25 Revital Eres <eres@il.ibm.com>
1704 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1705 Fold movement_possibility function into it.
1707 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1709 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1710 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1711 (call_indirect_nonlocal_darwin64): Same.
1712 (call_nonlocal_darwin64): Same.
1713 (call_value_indirect_nonlocal_darwin64): Same.
1714 (call_value_nonlocal_darwin64): Same.
1715 (sibcall_nonlocal_darwin64): Same.
1716 (sibcall_value_nonlocal_darwin64): Same.
1717 (sibcall_symbolic_64): Same.
1718 (sibcall_value_symbolic_64): Same.
1719 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1721 (rs6000_emit_load_toc_table): Same.
1722 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1723 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1729 (load_toc_v4_pic_si): Same
1730 (load_toc_v4_PIC_1): Same.
1731 (load_toc_v4_PIC_1b): Same.
1732 (call_indirect_aix{32,64}): Same.
1733 (call_value_indirect_aix{32,64}): Same.
1736 (call_local{32,64}): Same.
1737 (call_value_local{32,64}): Same.
1738 (call_indirect_nonlocal_aix{32,64}): Same.
1739 (call_nonlocal_aix{32,64}): Same.
1740 (call_value_indirect_nonlocal_aix{32,64}): Same.
1741 (call_value_nonlocal_aix{32,64}): Same.
1742 (call_indirect_nonlocal_sysv<mode>): Same.
1743 (call_nonlocal_sysv<mode>): Same.
1744 (call_value_indirect_nonlocal_sysv<mode>): Same.
1745 (call_value_nonlocal_sysv<mode>): Same.
1747 (sibcall_local{32,64}): Same.
1748 (sibcall_value_local{32,64}): Same.
1749 (sibcall_nonlocal_aix{32,64}): Same.
1750 (sibcall_value_nonlocal_aix{32,64}): Same.
1751 (sibcall_nonlocal_sysv<mode>): Same.
1752 (sibcall_value): Same.
1753 (sibcall_value_nonlocal_sysv<mode>): Same.
1755 2007-03-24 Paul Brook <paul@codesourcery.com>
1757 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1758 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1760 2007-03-24 Richard Henderson <rth@redhat.com>
1762 * config/ia64/constraints.md: New file.
1763 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1764 satisfies_constraint_?.
1765 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1766 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1767 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1768 ia64_output_mi_thunk): Likewise.
1769 (ia64_const_ok_for_letter_p): Remove.
1770 (ia64_const_double_ok_for_letter_p): Remove.
1771 (ia64_extra_constraint): Remove.
1772 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1773 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1774 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1775 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1776 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1777 EXTRA_MEMORY_CONSTRAINT): Remove.
1778 * config/ia64/ia64.md: Include constriants.md. Replace
1779 CONST_OK_FOR_? with satisfies_constraint_?.
1781 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1782 H.J. Lu <hongjiu.lu@intel.com>
1784 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1786 (name macros): Use DPD_BID_NAME to convert names properly.
1788 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1789 decimal floating point format.
1790 (init_floating_libfuncs): Change decimal functions so that they
1791 have a "bid_" prefix if the decimal system uses the BID format,
1792 and "dpd_" prefix if the decimal system uses the DPD format.
1793 (init_interclass_conv_libfuncs): Ditto.
1794 (init_intraclass_conv_libfuncs): Ditto.
1796 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1797 using the BID format.
1799 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1800 whether we are using the BID decimal format.
1801 * configure: Regenerate.
1803 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1804 the compiler has decimal floating point enabled. Define
1805 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1808 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1809 using the BID format.
1811 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1812 whether we are using the BID decimal format.
1813 * configure: Regenerate.
1815 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1816 the compiler has decimal floating point enabled. Define
1817 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1820 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1821 options, and that it is enabled for i386/x86_64 systems.
1823 * Makefile.in (enable_decimal_float): New.
1825 (DECNUMINC): Add -I$(DECNUMFMT).
1826 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1827 to $(DECNUMFMT) from $(DECNUM).
1829 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1830 Substitute enable_decimal_float.
1831 * configure: Regenerated.
1834 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1837 * configure.ac: Enable decimal float for x86_64-*-linux*.
1838 * configure: Regenerated.
1841 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1842 decimal128ClearSign to flip and clear the sign bit in decimal128.
1843 (decimal_real_maxval): Set decimal128SetSign to set the sign
1846 2007-03-23 Ian Lance Taylor <iant@google.com>
1848 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1850 2007-03-23 Ian Lance Taylor <iant@google.com>
1852 * tree-dump.c (dump_files): Correct comment.
1854 2007-03-23 Ian Lance Taylor <iant@google.com>
1856 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1858 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1860 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1861 in cfglayout mode. Don't go into and out of cfglayout mode.
1862 Link the blocks in the order of the constructed traces.
1863 (rest_of_handle_tracer): Adjust call to tracer.
1864 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1865 Don't go into cfglayout mode.
1866 (rtl_loop_done): Don't go out of cfglayout mode.
1867 * cfglayout.c (relink_block_chain): New function, split out from...
1868 (fixup_reorder_chain): ...here. Remove redundant checking.
1869 (cfg_layout_finalize): Don't clear the header, footer, and aux
1870 fields here, move the code to do so to relink_block_chain. Likewise
1871 for free_original_copy_tables.
1872 * rtl.h (tracer): Update prototype.
1873 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1874 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1875 mode. Use relink_block_chain to serialize the CFG according to the
1876 new basic block order. Move targetm.cannot_modify_jumps_p check from
1878 (gate_handle_reorder_blocks): ...to here.
1879 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1881 (gate_duplicate_computed_gotos): ...to here.
1882 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1883 something always changes when going into and out of cfglayout mode.
1884 Perform an expensive cfg cleanup while going into cfglayout mode.
1885 Always update liveness information on HAVE_conditional_execution
1886 targets. Reserialize the basic blocks and go out of cfglayout mode.
1887 * reg-stack.c: Include cfglayout.h.
1888 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1889 the call to reorder_basic_blocks.
1890 * basic-block.h (reorder_basic_blocks): Update prototype.
1891 (relink_block_chain): New prototype.
1892 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1894 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1896 * config/mips/mips.md (type, hazard, *movdi_32bit,
1897 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1898 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1899 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1900 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1901 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1903 (movcc): Change first xfer to multi.
1904 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1905 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1906 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1907 config/mips/generic.md: Change reservations using "xfer" to use
1909 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1910 using match_operand.
1911 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1912 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1914 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1916 2007-03-22 Richard Henderson <rth@redhat.com>
1918 * config/i386/i386.c: Remove unnecessary function declarations.
1919 Move targetm definition, and all related macros, to the end of
1920 the file. Resort some functions to put definitions before uses.
1921 (ix86_attribute_table): Make static. Move to end of file.
1922 (ix86_gimplify_va_arg): Make static.
1924 2007-03-22 Richard Henderson <rth@redhat.com>
1926 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1927 don't increase local_regparm with force_align_arg_pointer check.
1928 (ix86_function_sseregparm): Assert 32-bit.
1929 (type_has_variadic_args_p): New.
1930 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1931 type_has_variadic_args_p.
1932 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1933 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1934 use memset instead. Do maybe_vaarg check first; skip attribute
1935 tests if true; skip attribute tests for 64-bit.
1936 (construct_container): Remove TARGET_DEBUG_ARG.
1937 (function_arg_advance_32, function_arg_advance_64): Split out ...
1938 (function_arg_advance): ... from here.
1939 (function_arg_32, function_arg_64): Split out ...
1940 (function_arg): ... from here.
1941 (ix86_pass_by_reference): Tidy.
1942 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1943 (function_value_32): New, from parts of ix86_function_value
1944 and ix86_value_regno.
1945 (function_value_64): New, from parts of ix86_function_value
1946 and ix86_libcall_value.
1947 (ix86_function_value_1): New.
1948 (ix86_function_value, ix86_libcall_value): Use it.
1949 (return_in_memory_32, return_in_memory_64): Split out ...
1950 (ix86_return_in_memory): ... from here.
1951 (ix86_struct_value_rtx): Skip for 64-bit.
1952 (ix86_libcall_value, ix86_value_regno): Remove.
1953 (setup_incoming_varargs_64): Split out ...
1954 (ix86_setup_incoming_varargs): ... from here.
1955 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1956 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1957 * config/i386/i386-protos.h (ix86_function_value): Remove.
1958 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1960 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1963 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1964 infinities not supported, otherwise emit warning if -Woverflow. On
1965 underflow, emit warning if -Woverflow.
1966 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1968 * real.h (real_from_string): Update declaration
1970 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1971 Richard Henderson <rth@redhat.com>
1973 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1974 * calls.c (compute_argument_block_size, expand_call,
1975 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1976 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1977 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1978 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1979 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
1980 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
1981 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
1982 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
1985 2007-03-22 Joseph Myers <joseph@codesourcery.com>
1987 * c-incpath.c (add_sysroot_to_chain): New.
1988 (merge_include_chains): Add sysroot argument. Call
1989 add_sysroot_to_chain if sysrooted.
1990 (register_include_chains): Update call to merge_include_chains.
1991 * doc/cppopts.texi: Document use of '=' in include directory
1994 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
1996 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
1997 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
1998 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
1999 insn pattern using X87MODEF12 mode macro.
2001 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2003 * regmove.c (regmove_optimize): Use reg_mentioned_p
2004 instead of reg_overlap_mentioned_p for DST.
2006 2007-03-21 Mike Stump <mrs@apple.com>
2008 * c.opt: Fixup for Objective-C/C++.
2010 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2012 * explow.c (convert_memory_address): Fold memory reference when
2013 POINTERS_EXTEND_UNSIGNED < 0
2015 2007-03-21 Richard Henderson <rth@redhat.com>
2018 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2019 * config/i386/mmintrin.h (__m64): Likewise.
2020 * config/i386/xmmintrin.h (__m128): Likewise.
2022 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2024 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2025 (VXWORKS_OS_CPP_BUILTINS): Define.
2026 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2027 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2029 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2031 * rtl.h (constant_pool_reference_p): Delete.
2032 (find_constant_src): Declare.
2033 * rtlanal.c (find_constant_src): New function.
2034 * simplify-rtx.c (constant_pool_reference_p): Delete.
2035 * config/i386/i386.md: Use find_constant_src instead of
2036 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2038 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2040 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2041 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2043 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2045 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2046 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2047 (arm_elf_asm_constructor): Use it.
2048 (arm_elf_asm_destructor): New function.
2050 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2052 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2054 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2056 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2058 2007-03-19 Andrew Haley <aph@redhat.com>
2060 PR tree-optimization/31264
2061 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2064 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2066 PR rtl-optimization/30907
2067 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2068 (fwprop_init): Always call loop_optimizer_initialize.
2069 (fwprop_done): Always call loop_optimizer_finalize.
2070 (fwprop): We always have loop info now.
2071 (gate_fwprop_addr): Remove.
2072 (pass_fwprop_addr): Use gate_fwprop as gate.
2074 PR rtl-optimization/30841
2075 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2076 df_chain_alloc): Call df_reorganize_refs unconditionally.
2077 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2078 refs_organized to refs_organized_size.
2079 (df_ref_create_structure): Use refs_organized_size instead of
2080 bitmap_size if refs had been organized, and keep refs_organized_size
2082 * df.h (struct df_ref_info): Change refs_organized to
2083 refs_organized_size.
2084 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2087 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2089 * except.c (output_function_exception_table): Do not reference the
2090 EH personality routine for functions that do not require an
2093 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2096 * c-typeck.c (convert_for_assignment): Call comptypes for
2097 RECORD_TYPE or UNION_TYPE.
2100 * reload1.c (reload): Do invalid ASM checking after
2101 cleanup_subreg_operands.
2103 2007-03-19 Jeff Law <law@redhat.com>
2105 * tree-cfg.c (find_taken_edge): Tighten conditions for
2106 optimizing computed gotos.
2108 2007-03-19 Michael Matz <matz@suse.de>
2110 * builtins.c (expand_builtin_sync_operation,
2111 expand_builtin_compare_and_swap,
2112 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2115 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2116 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2119 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2121 * doc/tm.texi: Add brackets around the return type of
2122 TARGET_SECONDARY_RELOAD.
2124 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2125 Richard Guenther <rguenther@suse.de>
2127 PR tree-optimization/31254
2128 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2129 Use handled_component_p () where appropriate. Continue
2130 propagating into the rhs if we propagated into an INDIRECT_REF
2133 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2135 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2136 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2137 (xde, xdee): Mode attributes adjusted to support DFP modes.
2138 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2139 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2140 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2141 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2142 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2143 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2144 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2146 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2147 "movsf"): Insn definitions removed.
2148 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2149 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2150 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2152 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2153 "reload_in<mode>", "reload_out<mode>"): Expander added.
2154 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2157 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2159 * config/s390/s390.md: Only non-functional changes. Renamed
2160 FPR mode macro to BFP all over the file.
2162 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2164 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2165 (op_type attribute): RRF instruction type added.
2166 (fT0): New mode attribute.
2167 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2168 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2169 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2170 no secondary memory is needed when moving DFmode values between GPRs
2173 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2175 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2176 inverted and documentation adjusted.
2177 ("mhard-dfp", "msoft-dfp"): New options.
2178 * config/s390/s390.c (s390_handle_arch_option): New architecture
2180 (override_options): Sanity checks for the new options added.
2181 * config.gcc: New architecture switch: z9-ec.
2182 * config/s390/s390.h (processor_flags): PF_DFP added.
2183 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2184 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2185 when the bit is NOT set so remove it from the defaults.
2187 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2189 * genemit.c (main): Print include statement for dfp.h.
2190 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2193 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2195 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2197 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2200 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2203 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2205 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2206 attr_length_call, output_call, output_indirect_call): Cleanup
2207 formatting of targetm calls.
2209 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2211 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2213 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2215 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2216 reservation, bypass and anti-bypass descriptions for these instructions.
2217 Update move patterns.
2218 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2221 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2223 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2224 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2225 (get_initial_def_for_reduction): Likewise.
2227 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2229 Fix PR tree-optimization/29922
2230 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2231 (get_representative): Removed.
2232 (value_dies_in_block_x): Update for rvuse removal.
2233 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2234 (compute_antic_aux): Handle when PHI nodes appear in
2235 non-single-successors.
2236 (dump_bitmap_of_names): Removed.
2237 (compute_antic_safe): Renamed and removed rvuse calculation.
2238 Calculate only antic safe.
2239 (insert_into_preds_of_block): Remove assert.
2240 (execute_pre): Update for renamed functions.
2241 (defer_or_phi_translate_block): New function.
2243 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2245 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2246 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2248 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2249 Follow spelling conventions.
2251 * tree-data-ref.h: Remove the prototype for analyze_array.
2253 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2255 PR tree-optimization/31041
2256 * tree-vect-transform.c (get_initial_def_for_induction): Call
2257 force_gimple_operand.
2259 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2261 * ipa-type-escape.c (look_for_casts) : Revert code to use
2262 handled_component_p due to ada test a-numaux.adb.
2264 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2266 * final.c (final_scan_insn): Alter the condition of a
2267 conditional trap if we have nonstandard CC.
2269 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2271 * configure.ac: Remove excess quoting from asm line 0 test.
2272 * configure: Rebuilt.
2274 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2276 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2277 * c-common.c (convert_and_check): Move warning logic to...
2278 (warnings_for_convert_and_check): ...here. Define.
2279 * c-common.h (warnings_for_convert_and_check): Declare.
2281 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2283 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2284 (output_call): Likewise.
2286 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2288 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2290 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2292 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2294 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2296 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2297 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2299 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2301 PR tree-optimization/31183
2302 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2303 Use double_int instead of unsigned int for representing access_strides.
2304 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2306 2007-03-16 Richard Guenther <rguenther@suse.de>
2308 PR tree-optimization/31146
2309 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2310 to allow recursion of forward_propagate_addr_expr.
2311 (forward_propagate_addr_into_variable_array_index): Likewise.
2312 (forward_propagate_addr_expr): Likewise.
2313 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2314 (forward_propagate_addr_expr_1): Recurse on simple copies
2315 instead of propagating into them. Do so for useless conversions
2317 (forward_propagate_addr_expr): Clean up unused statements after
2320 2007-03-16 Richard Guenther <rguenther@suse.de>
2322 * builtins.c (expand_builtin_cexpi): Use the right argument
2323 for the expansion via cexp.
2325 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2327 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2328 * configure: Rebuilt.
2330 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2333 * dwarf2out.c (force_type_die): Adjust comment.
2334 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2336 2007-03-15 DJ Delorie <dj@redhat.com>
2338 * config/frv/predicates.md (minmax_operator): Don't check operands
2341 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2343 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2344 Update constant estimates of number of iterations.
2345 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2346 argument renamed to "realistic".
2347 (compute_estimated_nb_iterations): Removed.
2348 (record_niter_bound): New function.
2349 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2350 call record_nonwrapping_iv with upper = false.
2351 (infer_loop_bounds_from_signedness): Pass upper argument to
2352 record_nonwrapping_iv.
2353 (estimate_numbers_of_iterations_loop): Do not call
2354 compute_estimated_nb_iterations. Record estimate based on profile
2355 information. Initialize the constant estimates of number of
2357 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2359 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2360 number of iterations is too small.
2361 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2362 (EST_NOT_AVAILABLE): Removed.
2363 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2364 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2367 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2369 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2370 Handle NE_EXPR guards.
2372 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2375 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2376 Set also -pedantic-errors by default for the preprocessor unless
2377 -fpermissive is given.
2379 2007-03-15 Richard Guenther <rguenther@suse.de>
2383 * builtins.c (expand_builtin_cexpi): As a fallback if we
2384 don't have builtins for sincos or cexp create a function
2385 declaration for cexp and expand to a call to that.
2386 (expand_builtin_int_roundingfn): Always fall
2387 back to floor/ceil and its variants even if they may be
2390 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2393 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2394 jump tables, move the call to delete_dead_jumptables from here...
2395 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2396 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2397 don't allow merging of blocks that try_redirect_by_replacing_jump
2398 also does not handle when not optimizing.
2400 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2401 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2403 * config/i386/i386.md (x86_sahf_1): Correctly handle
2406 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2409 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2410 x86_64_general_operand as operand[2] predicate. Remove "iF"
2411 from operand constraints and use "e" constraint instead.
2412 (*subti3_1, *subti3_1 splitter): Ditto.
2413 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2414 operand[1] predicate.
2416 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2418 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2419 arrays, multiply the access strides by the size of the sub-array.
2420 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2422 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2424 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2425 the configured assembler supports the sahf mnemonic.
2426 * configure: Regenerate.
2427 * config.in: Regenerate.
2429 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2430 emit "sahf" or ".byte\t0x9e" as asm template.
2432 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2435 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2436 option to replace hard coded TARGET_xxx in md file.
2437 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2438 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2439 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2440 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2441 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2442 (X86_TUNE_NOT_VECTORMODE): Ditto.
2443 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2444 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2445 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2446 (TUNE_SLOW_IMUL_IMM8): Ditto.
2447 (TUNE_MOVE_M1_VIA_OR): Ditto.
2448 (TUNE_NOT_UNPAIRABLE): Ditto.
2449 (TUNE_NOT_VECTORMODE): Ditto.
2451 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2454 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2455 tuning options instead of hard coded TARGET_xxx.
2456 (fix ssemode peephole2's): Ditto.
2457 (imul peephole2's): Ditto.
2459 (movdi_or_rex64): Ditto.
2460 (move peephole2): Ditto.
2461 (not peephole2's): Ditto.
2463 2007-03-14 Dirk Mueller <dmueller@suse.de>
2465 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2466 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2467 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2469 * c-parser.c (c_parser_do_statement): Warn about empty body in
2471 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2472 * doc/invoke.texi (-Wempty-body): Update documentation.
2474 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2477 * c-common.h (warn_for_div_by_zero): Declare.
2478 * c-common.c (warn_for_div_by_zero): Define.
2479 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2482 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2484 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2485 to PREFIX and STANDARD_PREFIX.
2487 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2488 Phil Edwards <phil@codesourcery.com>
2490 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2491 (__gthread_once_t): Remove busy field for RTPs.
2492 (__GTHREAD_ONCE_INIT): Update accordingly.
2494 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2496 * doc/invoke.texi: Document VxWorks options.
2498 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2500 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2502 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2504 PR tree-optimization/30590
2505 * tree-nrv.c (tree_nrv): Check for the partial update of the
2508 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2510 * flags.h (flag_random_seed): Remove declaration, in favor of...
2511 * toplev.h (get_random_seed, set_random_seed): ... these.
2512 * tree.c (get_file_function_name): Use the former.
2513 * opts.c (common_handle_option): Use the latter.
2516 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2519 * cse.c (cse_find_path): Do not bail out if a basic block that
2520 we already visited now becomes part of a path that starts at a
2521 different basic block. Just disallow this, to make sure we
2522 visit each basic block at most once.
2524 2007-03-13 Jan Hubicka <jh@suse.cz>
2526 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2527 when profile esitmate is present, calls with very low frequency are
2530 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2532 PR tree-optimization/30730
2533 PR tree-optimization/26900
2534 * tree-ssa-loop-niter.c: Include gmp.h.
2536 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2537 split_to_var_and_offset, determine_value_range,
2538 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2539 bound_difference, bounds_add, bounds_negate,
2540 number_of_iterations_ne_max, dump_affine_iv): New functions.
2541 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2542 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2543 difference of initial and final value of control iv to validate
2545 (number_of_iterations_cond): Add loop parameter. Determine bounds
2546 on the difference of the extremes of the control iv. Add dumps.
2547 (expand_simple_operations): Handle phi nodes.
2548 (simplify_using_initial_conditions): Do not record used conditions.
2549 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2550 Do not set additional_info.
2551 (implies_nonnegative_p, implies_ge_p): Removed.
2552 (derive_constant_upper_bound): Do not use parameter `additional'.
2553 (record_estimate): Parameter `additional' removed. Parameter
2554 `i_bound' added. Do not call derive_constant_upper_bound.
2555 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2556 bound the number of iterations estimate.
2557 (estimate_numbers_of_iterations_loop): Pass the estimate from
2558 the number of iterations analysis to record_estimate.
2559 * tree.h (multiple_of_p): Declare.
2560 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2561 (scev_const_prop): Do not check expression_expensive_p.
2562 * fold-const.c (multiple_of_p): Exported.
2563 * double-int.c (double_int_mask): Exported.
2564 * double-int.h (double_int_mask): Declare.
2565 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2566 field. Added max field.
2568 2007-03-13 David Taylor <taylor@candd.org>
2571 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2574 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2577 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2578 two unamed patterns.
2580 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2582 * config/i386/i386.opt (mcx16, msahf): New options.
2583 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2584 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2586 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2587 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2588 Output -mcx16 and -msahf options when corresponding bit is set.
2590 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2593 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2595 * configure.ac: Test for assembler tolerance to # 0 "".
2596 * configure, config.in: Rebuilt.
2597 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2599 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2601 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2603 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2604 (handle_syscall): Handle direct system calls.
2605 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2607 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2609 * doc/invoke.texi: Fix cpp.info cross-reference.
2610 * doc/passes.texi: Fix gcc.info cross-reference.
2612 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2614 PR tree-optimization/30835
2615 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2616 bb_for_stmt is not NULL before accessing it.
2618 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2620 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2623 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2626 * doc/install.texi: Document --enable-stage1-languages
2628 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2630 * tree-pass.h (pass_into_cfg_layout_mode,
2631 pass_outof_cfg_layout_mode): Declare.
2632 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2633 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2634 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2635 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2637 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2639 * c-decl.c (warn_variable_length_array): New function.
2640 Refactored from grokdeclarator to handle warn_vla
2641 and handle unnamed array case.
2642 (grokdeclarator): Refactored VLA warning case.
2643 * c.opt (Wvla): New flag.
2644 * doc/invoke.texi (Wvla): New warning.
2646 2007-03-12 Richard Henderson <rth@redhat.com>
2648 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2649 (TARGET_SECTION_TYPE_FLAGS): New.
2651 2007-03-12 Richard Henderson <rth@redhat.com>
2653 * config/darwin.c (machopic_reloc_rw_mask): New.
2654 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2655 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2657 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2659 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2660 * cppdefault.h (cpp_PREFIX): Document.
2661 (cpp_PREFIX_len): Likewise.
2662 (cpp_EXEC_PREFIX): New variable.
2663 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2664 * c-incpath.c (add_standard_paths): Correct logic for relocating
2665 paths within prefix.
2667 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2669 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2670 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2672 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2673 fix_truncdfdi_sse using SSEMODEF mode macro.
2674 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2675 fix_truncdfsi_sse using SSEMODEF mode macro.
2676 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2677 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2679 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2681 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2684 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2686 * tree.h : Add multiple_of_p declaration.
2687 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2688 * ipa-type-escape.c (results_of_malloc): Redundant.
2689 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2690 (cast_type): Extended with new members.
2691 (check_cast): Returns cast_type.
2692 (cast): New structure for data of walk_use_def_chains.
2693 (is_malloc_result, is_cast_from_non_pointer_1,
2694 is_cast_from_non_pointer,
2695 is_array_access_through_pointer_and_index): New functions.
2696 (look_for_casts): Returns cast types.
2697 (check_call): Returns void.
2698 (okay_pointer_operation): Use support of pointer plus index,
2699 pointer plus constant and allow all multiplications.
2701 2007-03-11 Richard Guenther <rguenther@suse.de>
2703 PR tree-optimization/31115
2704 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2705 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2706 A shift count of zero is not special as with *_DIV_EXPR.
2707 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2710 2007-03-11 Ian Lance Taylor <iant@google.com>
2712 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2713 the *_DIV_EXPR codes correctly with overflow infinities.
2715 2007-03-11 Ira Rosen <irar@il.ibm.com>
2717 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2718 indicate success/failure of the analysis. Add negation to subtrahend
2719 in case of subtraction. Fail if both operands contain constants.
2720 (create_data_ref): Fail if analyze_offset fails.
2722 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2724 * config/i386/i386.md (frndintxf2): Rename to ...
2725 (rintxf2): ... this. Remove expander having same name.
2726 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2727 (roundsf2, rounddf2): Ditto.
2728 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2729 (lround<mode>di2, lround<mode>si2): Ditto.
2731 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2733 * lower-subreg.c: Include except.h.
2734 (decompose_multiword_subregs): Verify that the only control flow
2735 insns we can split are loads to multi-words pseudos.
2736 Handle breaking such blocks after splitting, instead of calling
2737 find_many_sub_basic_blocks.
2739 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2740 on the new basic block. Add a lengthy comment explaining why we
2741 thought this was necessary.
2742 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2744 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2747 * tree.c (walk_type_fields): Recurse into the element type of
2748 ARRAY_TYPEs if there is a pointer set.
2750 2007-03-10 Dirk Mueller <dmueller@suse.de>
2752 * c-common.c (warn_logical_operator): Fix condition.
2754 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2756 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2758 * config/darwin.c (machopic_select_section): Remove superfluous
2759 argument in call to categorize_decl_for_section. Remove unused
2762 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2764 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2766 * configure: Regenerate.
2768 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2772 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2773 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2774 Add LABEL_NUSES to emitted label.
2775 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2776 branch probability value to emitted jump insn.
2777 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2778 Do not check life information and do not re-arrange input operands
2779 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2781 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2783 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2784 the change of decode_asm_operands.
2786 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2788 * mode-switching.c (create_pre_exit): Skip blockage insn.
2790 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2792 * tree-pass.h (TODO_update_smt_usage): Remove.
2794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2798 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2800 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2801 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2802 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2805 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2807 * gcc.c: Document %{, in big comment at top.
2808 (input_suffix_matches): Remove special handling for .s and
2810 (input_spec_matches): New.
2811 (handle_braces): Handle %{,.
2812 (validate_switches): ',' indicates a value which is not a switch.
2813 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2814 to detect assembler input.
2815 * config/i386/sol2.h (CPP_SPEC): Likewise.
2816 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2817 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2818 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2819 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2820 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2821 -m64 causes deployment target to default to 10.5.
2822 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2824 2007-03-09 Richard Henderson <rth@redhat.com>
2827 * target.h (targetm.asm.out.reloc_rw_mask): New.
2828 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2829 (TARGET_ASM_OUT): Use it.
2830 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2831 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2832 use the new reloc_rw_mask target hook instead.
2833 (default_section_type_flags_1): Merge into...
2834 (default_section_type_flags): ... here.
2835 (decl_readonly_section_1): Merge into...
2836 (decl_readonly_section): ... here.
2837 (default_elf_select_section_1): Merge into...
2838 (default_elf_select_section): ... here.
2839 (default_unique_section_1): Merge into...
2840 (default_unique_section): ... here.
2841 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2842 (default_select_rtx_section): Use it.
2843 (default_elf_select_rtx_section): Likewise.
2844 * output.h: Update to match.
2845 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2846 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2847 (TARGET_ASM_RELOC_RW_MASK): New.
2848 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2849 to categorize_decl_for_section.
2850 (x86_64_elf_unique_section): Likewise.
2851 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2852 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2853 (TARGET_ASM_RELOC_RW_MASK): New.
2854 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2855 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2856 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2857 (TARGET_RWRELOC): Remove.
2858 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2859 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2860 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2861 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2862 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2863 (rs6000_xcoff_select_section): Use decl_readonly_section.
2864 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2865 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2866 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2867 (TARGET_SECTION_TYPE_FLAGS): Remove.
2868 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2870 2007-03-09 Roger Sayle <roger@eyesopen.com>
2872 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2873 complex constant equality/inequality comparisons for here.
2874 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2875 known at compile-time or can be simplified to a scalar comparison.
2876 (fold_relational_const): Move compile-time evaluation of complex
2877 constant equality/inequality comparisons to here.
2879 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2881 PR rtl-optimization/30643
2882 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2884 (fold_rtx): Recurse, like before 2006-11-03.
2886 2007-03-09 DJ Delorie <dj@redhat.com>
2888 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2891 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2893 PR tree-optimization/30375
2894 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2895 LHS of statements is not the same.
2896 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2898 2007-03-09 Chao-ying Fu <fu@mips.com>
2900 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2902 * doc/invoke.texi (-mdspr2): Document new option.
2903 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2904 New unspec for DSP REV 2.
2905 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2906 these instructions are extended in DSP REV 2.
2907 (mips-dspr2.md): Include.
2908 * config/mips/mips.opt (mdspr2): New option.
2909 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2910 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2911 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2912 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2913 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2914 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2915 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2917 (bdesc_map): Add one field of unsupported_target_flags.
2918 (bdesc_arrays): Update entries to have extra fields. Add
2920 (mips_init_builtins): Initialize new function types.
2921 Check unsupported_target_fileds to filter out builtins.
2922 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2924 (ASM_SPEC): Pass mdspr2 to the assembler.
2925 * config/mips/mips-dspr2.md: New file.
2927 2007-03-09 Sa Liu <saliu@de.ibm.com>
2929 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2931 2007-03-09 Ian Lance Taylor <iant@google.com>
2933 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2934 argument) like -Wstrict-overflow=2.
2935 * doc/invoke.texi (Warning Options): Update documentation.
2937 2007-03-09 Dirk Mueller <dmueller@suse.de>
2940 * doc/invoke.texi (-Wlogical-op): Document.
2941 * common.opt (-Wlogical-op): New.
2942 * c-common.h (warn_logical_operator): Declare.
2943 * c-common.c (warn_logical_operator): Define.
2944 * c-typeck.c (parser_build_binary_op): Call
2945 warn_logical_operator.
2947 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2949 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2950 * final.c (final_scan_insn): Test for non-"" file name.
2952 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2954 * doc/loop.texi: Document the Omega linear constraints solver.
2955 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2956 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2957 omega-hash-table-size, omega-max-keys, and
2958 omega-eliminate-redundant-constraints.
2959 * tree-pass.h (pass_check_data_deps): Declared.
2962 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2963 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2964 pass_check_data_deps): New.
2965 * tree-data-ref.c (init_data_ref): Remove declaration.
2966 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2967 (analyze_array): Renamed init_array_ref, move up initializations.
2968 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2969 Removed arguments that are set to NULL.
2970 (analyze_indirect_ref): Correct indentation, correct call to
2972 (object_analysis): Call init_array_ref instead of analyze_array.
2973 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2974 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2975 of DR_ACCESS_FNS_ADDR.
2976 (init_omega_eq_with_af, omega_extract_distance_vectors,
2977 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2978 ddr_consistent_p): New.
2979 (compute_affine_dependence): Check consistency of ddrs when
2980 flag_check_data_deps is passed.
2981 (analyze_all_data_dependences): Uncomment.
2982 (tree_check_data_deps): New.
2983 * tree-data-ref.h: Include omega.h.
2984 (DR_ACCESS_FNS_ADDR): Removed.
2985 (data_dependence_relation): Add inner_loop.
2986 (DDR_INNER_LOOP): New.
2987 * common.opt (fcheck-data-deps): New.
2988 * tree-flow.h (tree_check_data_deps): Declare.
2989 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
2990 (OBJS-common): Depend on omega.o.
2992 * passes.c (pass_check_data_deps): Scheduled.
2993 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
2994 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
2995 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
2996 PARAM_VECT_MAX_VERSION_CHECKS,
2997 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
2999 2007-03-09 Richard Guenther <rguenther@suse.de>
3001 PR tree-optimization/30904
3003 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3004 the same way as *_DIV_EXPR.
3006 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3008 * recog.c (decode_asm_operands): No mixed declarations and code.
3010 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3012 * rtl.def (ASM_INPUT): Add location.
3013 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3014 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3015 (decode_asm_operands): Add loc operand.
3016 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3017 * stmt.c (expand_asm): Rename to...
3018 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3019 gen_rtx_ASM_INPUT_loc.
3020 (expand_asm_expr): Adjust.
3021 * recog.c (decode_asm_operands): Add loc operand.
3022 (check_asm_operands, extract_insn): Adjust.
3023 * reload1.c (maybe_fix_stack_asms): Likewise.
3024 * final.c (asm_insn_count): Likewise.
3025 (final_scan_insn): Output # line before and after asm.
3027 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3029 * tree-ssa-structalias.c (variable_info): Remove
3031 (new_var_info): Ditto.
3032 (shared_bitmap_info_t): New structure.
3033 (shared_bitmap_table): New variable.
3034 (shared_bitmap_hash): New function.
3035 (shared_bitmap_eq): Ditto
3036 (shared_bitmap_lookup): Ditto.
3037 (shared_bitmap_add): Ditto.
3038 (merge_smts_into): Change to take bitmap directly.
3039 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3040 (init_alias_vars): Init shared bitmap hashtable.
3041 (delete_points_to_sets): Delete shared bitmap hashtable.
3042 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3043 is_aliased removal as a change that was still necessary was
3046 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3048 * config/i386/i386.h (override_options): Conditionally disable
3049 x86_sahf for 64bit targets only.
3051 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3054 * c-decl.c (merge_decls): Don't call make_var_volatile.
3055 * varasm.c (make_var_volatile): Remove.
3056 * output.h (make_var_volatile): Remove.
3058 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3060 PR tree-optimization/31085
3061 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3063 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3065 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3066 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3067 ATTR_CONST_NOTHROW_LIST.
3069 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3072 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3074 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3076 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3079 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3081 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3082 passed, use shared libgcc.
3084 2007-03-08 Roger Sayle <roger@eyesopen.com>
3086 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3087 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3088 (honor_protect_cleanup_actions, lower_try_finally_switch):
3090 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3091 ifc_temp_var): Likewise.
3092 * tree-inline.c (setup_one_parameter): Likewise.
3093 * tree-mudflap.c (mf_decl_cache_locals,
3094 mf_build_check_statement_for): Likewise.
3095 * tree-nested.c (init_tmp_var, save_tmp_var,
3096 finalize_nesting_tree_1): Likewise.
3097 * tree-outof-ssa.c (insert_copy_on_edge,
3098 insert_backedge_copies): Likewise.
3099 * tree-profile.c (tree_gen_edge_profiler,
3100 tree_gen_ic_profiler): Likewise.
3101 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3102 * tree-sra.c (sra_build_assignment): Likewise.
3103 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3104 * tree-ssa-math-opts.c (insert_reciprocals,
3105 execute_cse_sincos_1): Likewise.
3106 * tree-tailcall.c (adjust_accumulator_values,
3107 adjust_return_value): Likewise.
3108 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3109 * tree-vect-transform.c (vect_create_data_ref_ptr,
3110 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3111 vect_create_epilog_for_reduction, vectorizable_reduction,
3112 vectorizable_call, vectorizable_conversion,
3113 vectorizable_assignment, vectorizable_operation,
3114 vectorizable_type_demotion, vect_gen_widened_results_half,
3115 vect_permute_store_chain, vectorizable_store,
3116 vect_setup_realignment, vect_permute_load_chain,
3117 vectorizable_load, vectorizable_condition,
3118 vect_create_cond_for_align_checks): Likewise.
3119 * tree-vrp.c (build_assert_expr_for): Likewise.
3121 2007-03-08 Ian Lance Taylor <iant@google.com>
3123 * tree-vrp.c: Include "intl.h".
3124 (usable_range_p): New static function.
3125 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3126 overflowed values, juts set *strict_overflow_p.
3127 (compare_values): Only return -2 if one of the operands is not a
3129 (compare_ranges): Call usable_range_p.
3130 (compare_range_with_value): Likewise.
3131 (vrp_evaluate_conditional_warnv): Rename from
3132 vrp_evaluate_conditional. Make static. Change all callers.
3133 (vrp_evaluate_conditional): New function.
3134 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3136 (simplify_abs_using_ranges): Likewise.
3137 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3138 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3139 within_stmt parameter.
3140 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3141 vrp_evaluate_conditional.
3142 * tree-ssa-threadedge.c
3143 (record_temporary_equivalences_from_stmts_at_dest): Change
3144 simplify parameter to take a second tree parameter.
3145 (simplify_control_stmt_condition): Likewise.
3146 (thread_across_edge): Likewise.
3147 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3148 (thread_across_edge): Likewise.
3149 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
3151 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3153 * config/i386/i386.h (TARGET_SAHF): New define.
3154 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3155 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3156 (x86_sahf): New global variable.
3157 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3158 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3159 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3160 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3162 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3163 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3164 when expanding fcomi/sahf based tests.
3165 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3166 expanding sahf based alternative. Emit sahf based sequence when
3167 optimizing for code size.
3168 * config/i386/i386.md (x86_sahf_1): Do not disable for
3169 TARGET_64BIT, enable for TARGET_SAHF.
3171 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3173 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3174 spurious whitespace from error message.
3176 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3179 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3181 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3183 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3185 * tree-sra.c (instantiate_element): Propagate disabled warnings
3186 from the element itself to the created variable.
3188 2007-03-07 Richard Henderson <rth@redhat.com>
3191 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3192 silently fix up the stack in the case of a missing register.
3194 2007-03-07 Paul Brook <paul@codesourcery.com>
3196 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3198 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3200 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3202 (phase1_vrs): Use them.
3203 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3204 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3205 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3206 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3207 __gnu_Unwind_Restore_WMMXC if required.
3208 (_Unwind_VRS_Pop): Implement iWMMXt support.
3209 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3210 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3211 gnu_Unwind_Save_WMMXC): Define.
3213 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3215 * config/vxworks.h (vxworks_override_options): Declare.
3216 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3217 * config/vxworks.c: Include target.h and toplev.h.
3218 (vxworks_override_options): New function.
3219 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3221 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3223 * config/s390/s390.c (override_options): Don't emit an error when
3224 -mstack-size is used without providing -mstack-guard.
3225 (s390_emit_prologue): Choose stack_guard value automatically if not
3226 provided via command line.
3227 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3229 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3231 * config/i386/i386.c (output_set_got): Add a GOT initialization
3232 sequence for VxWorks PIC.
3233 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3234 around labels as well as symbols. Use gotoff_operand instead
3235 of local_symbolic_operand.
3236 (legitimize_pic_address): Use gotoff_operand instead of
3237 local_symbolic_operand. Use @GOT accesses for labels as
3239 (ix86_output_addr_diff_elt): Use PC-relative rather than
3240 GP-relative offsets for VxWorks PIC.
3241 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3242 no_new_pseudos. Check whether the returned register is op0.
3243 * config/i386/i386.md (tablejump): Use PC-relative rather than
3244 GP-relative offsets for VxWorks PIC.
3245 * config/i386/predicates.md (gotoff_operand): New predicate.
3247 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3249 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3251 * config/vxworks-dummy.h: New file.
3252 * config/i386/i386.h: Include it.
3254 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3256 * dwarf2out.c (is_inlined_entry_point): New
3257 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3258 DW_AT_ranges if the first subblock is the entry point.
3260 2007-03-06 David Daney <ddaney@avtrex.com>
3262 * doc/install.texi (mips-*-*): Change recommended binutils
3265 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3267 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3268 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3270 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3271 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3273 2007-03-06 Jan Hubicka <jh@suse.cz>
3275 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3276 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3278 (probably_cold_bb_p): Cold functions are cold.
3279 (probably_never_executed_bb_p): Cold functions are cold.
3280 (tree_bb_level_predictions): Predict calls to cold functions as not
3282 (compute_function_frequency): Check hot/cold attributes.
3283 * function.h (function_frequency): Update comments.
3284 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3285 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3286 (c_common_att): Add cold and hot.
3288 * doc/extend.texi (hot,cold attributes): Document.
3290 2007-03-06 Andrew Haley <aph@redhat.com>
3292 * function.c (expand_function_end): Move blockage to just after we
3293 emit the label for the naked return from the function.
3295 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3297 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3300 2007-03-06 Jan Hubicka <jh@suse.cz>
3302 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3303 loaded for constant large models. Non-large 64bit PIC can do.
3304 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3305 * cmodel.h: Add LARGE PIC.
3306 * i386.md (UNSPEC_PLTOFF): New.
3307 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3309 (*call_1_rex64): Disable for large models.
3310 (*call_1_rex64_large): New.
3311 (*call_value_1_rex64): Disable for large models.
3312 (*call_value_1_rex64_large): New.
3313 (set_rip_rex4): New.
3314 (set_got_offset_rex64): New.
3315 * predicates.md (constant_call_address_operand): For large model
3316 constant calls are not possible.
3317 * i386-protos.h (construct_plt_address): Declare.
3318 * i386.c (override_options): Accept large models.
3319 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3320 (legitimate_constant_p): Add new UNSPECs.
3321 (legitimate_pic_operand_p): Likewise.
3322 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3323 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3325 (output_pic_addr_const): Add PLTOFF.
3326 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3327 (ix86_expand_move): Legitimize pic address when in PIC mode.
3328 (construct_plt_address): New function.
3329 (ix86_expand_call): Offload the address to register and use GOT pointer
3331 * invoke.texi (mcmodel=large): Update documentation.
3333 2007-03-06 Richard Henderson <rth@redhat.com>
3335 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3336 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3337 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3338 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3339 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3340 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3341 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3342 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3343 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3344 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3345 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3346 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3347 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3348 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3349 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3350 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3351 x86_schedule, x86_use_bt, x86_pad_returns,
3352 x86_use_xchgb): Merge into ...
3353 (ix86_tune_features): ... here. New array.
3354 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3355 x86_bswap): Merge into ...
3356 (ix86_arch_features): ... here. New array.
3357 (x86_3dnow_a): Remove.
3358 (x86_accumulate_outgoing_args): Make static.
3359 (x86_arch_always_fancy_math_387): Make static.
3360 (ix86_tune_mask, ix86_arch_mask): Move ...
3361 (override_options): ... to local variables here. Apply the
3362 appropriate mask to each element of ix86_arch_features and
3363 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3364 as were done in the old macros.
3365 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3366 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3367 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3368 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3369 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3370 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3371 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3372 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3373 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3374 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3375 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3376 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3377 x86_accumulate_outgoing_args, x86_prologue_using_move,
3378 x86_epilogue_using_move, x86_decompose_lea,
3379 x86_arch_always_fancy_math_387, x86_shift1,
3380 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3381 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3382 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3383 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3384 x86_use_incdec, x86_pad_returns, x86_bswap,
3385 x86_partial_flag_reg_stall): Remove.
3386 (enum ix86_tune_indices): New.
3387 (ix86_tune_features): New.
3388 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3389 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3390 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3391 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3392 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3393 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3394 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3395 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3396 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3397 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3398 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3399 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3400 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3401 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3402 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3403 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3404 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3405 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3406 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3407 TARGET_EXT_80387_CONSTANTS): Use it.
3408 (enum ix86_arch_indices): New.
3409 (ix86_arch_features): New.
3410 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3411 TARGET_BSWAP): Use it.
3412 (ix86_tune_mask, ix86_arch_mask): Remove.
3414 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3417 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3418 Define using $${sysroot_headers_suffix}.
3419 * configure: Regenerate.
3420 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3421 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3423 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3424 * gcc.c (print_sysroot_headers_suffix): New.
3425 (option_map): Include --print-sysroot-headers-suffix.
3426 (display_help): Mention -print-sysroot-headers-suffix.
3427 (process_command): Handle -print-sysroot-headers-suffix.
3428 (do_spec_1): Append multilib directory to include-fixed path if
3429 sysroot suffixes in use.
3430 (main): Handle -print-sysroot-headers-suffix.
3431 * Makefile.in (start.encap): Don't depend on xlimits.h
3432 (xlimits.h): Remove.
3433 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3434 limits.h for each multilib in fixinc_list.
3435 (fixinc_list, s-fixinc_list): New.
3436 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3437 generate them for each multilib in fixinc_list.
3438 (stmp-fixproto): Use include-fixed. Run fixproto for each
3439 multilib in fixinc_list.
3440 (mostlyclean): Don't remove xlimits.h.
3441 (clean): Remove include-fixed.
3442 (real-install-headers-tar, real-install-headers-cpio,
3443 real-install-headers-cp): Don't copy include, only include-fixed.
3444 (install-mkheaders): Depend on fixinc_list. Don't depend on
3445 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3446 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3447 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3449 2007-03-06 Jan Hubicka <jh@suse.cz>
3451 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3454 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3456 * configure.ac: Allow tm_file to contain build-directory files.
3457 * configure: Regenerate.
3458 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3459 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3460 * config/m68k/print-sysroot-suffix.sh: New file.
3462 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3464 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3465 of pic_offset_table_rtx if reload_completed.
3466 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3467 PIC_OFFSET_TABLE_REGNUM.
3468 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3470 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3471 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3473 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3475 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3476 functions that call eh_return.
3478 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3480 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3481 functions that need a constant pool.
3483 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3486 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3487 (m68k_preferred_reload_class): Likewise.
3488 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3489 (SECONDARY_RELOAD_CLASS): Define.
3490 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3491 (LIMIT_RELOAD_CLASS): Delete.
3492 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3493 registers from storing bytes.
3494 (m68k_secondary_reload_class): New function.
3495 (m68k_preferred_reload_class): Likewise.
3497 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3499 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3501 (m68k_expand_prologue): Likewise.
3503 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3505 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3506 (mips_expand_epilogue): Add a bool parameter.
3507 (m68k_legitimize_sibcall_address): Declare.
3508 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3509 (m68k_expand_epilogue): Add a parameter to select between sibling
3510 and normal epilogues. Only generate a return for the latter.
3511 (m68k_ok_for_sibcall_p): New function.
3512 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3513 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3514 (sibcall_value, *sibcall_value): Likewise.
3515 (*call, *call_value): Require !SIBLING_CALL_P.
3516 (epilogue): Update call to m68k_expand_epilogue.
3517 (sibcall_epilogue): New pattern.
3518 * config/m68k/predicates.md (const_call_operand): Say that this
3519 predicate applies to sibling calls too.
3520 (sibcall_operand): New predicate.
3522 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3524 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3525 alternatives as movsi_cf.
3526 (movsf_cf_hard): Add commentary.
3528 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3529 Richard Sandiford <richard@codesourcery.com>
3531 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3532 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3533 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3534 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3535 as being live on exit from an interrupt function.
3536 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3537 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3538 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3539 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3540 (m68k_interrupt_function_p): Globalize.
3541 (m68k_compute_frame_layout): Remove reverse mask code.
3542 (m68k_emit_movem, m68k_set_frame_related): New functions.
3543 (m68k_output_function_prologue): Delete in favor of...
3544 (m68k_expand_prologue): ...this new function.
3545 (m68k_output_function_epilogue): Delete in favor of...
3546 (m68k_expand_epilogue): ...this new function.
3547 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3549 (print_operand): Handle %?.
3550 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3551 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3552 (prologue, epilogue): New patterns.
3553 (return): Turn into a define_expand.
3554 (*return): New pattern, derived from old "return" pattern. Use rte
3555 rather than rts for interrupt functions. Only use rtd if the pop
3557 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3558 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3559 (link, *link, unlink, *unlink, load_got): Likewise.
3561 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3565 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3566 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3567 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3568 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3569 and m68k_matches_u_p.
3570 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3571 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3572 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3573 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3574 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3575 (REG_STRICT_P): New macro.
3576 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3577 PCREL_GENERAL_OPERAND_OK.
3578 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3579 m68k_legitimate_base_reg_p.
3580 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3581 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3582 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3583 * config/m68k/m68k.c (m68k_address): New structure.
3584 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3585 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3586 (m68k_jump_table_ref_p, m68k_decompose_address)
3587 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3588 (m68k_matches_u_p): New functions.
3589 (print_operand_address): Rewrite to use m68k_decompose_index.
3591 2007-03-05 David Taylor <dtaylor@emc.com>
3593 * gcc.c: Correct copyright date in --version output.
3595 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3597 * pa.md: In unamed move patterns, disparge copies between general
3598 and floating point registers using '?' modifier. Don't include 'f'
3599 constraint for register preferences in DImode, SImode, HImode and
3600 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3601 Remove constraints for copies between general and floating registers
3602 in soft-float DFmode pattern.
3603 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3607 2007-03-05 Mike Stump <mrs@apple.com>
3609 * c-common.c (targetcm): Add.
3610 * c-opts.c (c_common_handle_option): Handle language specific
3612 * opts.c (handle_option): Verify language for target options, if
3614 * opth-gen.awk: Add CL_LANG_ALL.
3615 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3616 (TARGETCM_INITIALIZER): Add.
3617 * target.h (struct gcc_targetcm): Add.
3619 * targhooks.c (default_handle_c_option): Add.
3620 * targhooks.h (default_handle_c_option): Add.
3621 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3623 * config/darwin.opt (iframework): Add.
3624 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3625 * config/darwin-c.c (handle_c_option): Add.
3626 (TARGET_HANDLE_C_OPTION): Add.
3628 * doc/invoke.texi (Darwin Options): Add -iframework.
3630 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3632 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3635 2007-03-05 Ian Lance Taylor <iant@google.com>
3637 * c.opt (fgnu89-inline): New option.
3638 * c-opts.c (c_common_post_options): Set default value for
3640 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3641 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3643 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3644 (grokdeclarator, start_function): Likewise.
3645 * c-cppbuiltin.c (c_cpp_builtins): Define either
3646 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3647 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3648 (C Dialect Options): Document -fgnu89-inline.
3649 * doc/extend.texi (Function Attributes): Explain what the
3650 gnu_inline attribute does.
3651 * doc/cpp.texi (Common Predefined Macros): Document
3652 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3654 2007-03-05 Ian Lance Taylor <iant@google.com>
3656 PR tree-optimization/31034
3657 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3658 half-range if the other side is an overflow infinity.
3660 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3662 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3663 (bfin*-linux-uclibc*): New configuration.
3664 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3666 * config/bfin/linux.h: New file.
3667 * config/bfin/libgcc-bfin.ver: New file.
3668 * config/bfin/t-bfin-uclinux: New file.
3669 * config/bfin/t-bfin-linux: New file.
3670 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3671 (TARGET_OS_CPP_BUILTINS): New macro.
3673 2007-03-05 Richard Guenther <rguenther@suse.de>
3675 * fold-const.c (fold_binary): Remove duplicate folding
3676 of comparison of non-null ADDR_EXPR against null.
3678 2007-03-05 Richard Guenther <rguenther@suse.de>
3679 Dorit Nuzman <dorit@il.ibm.com>
3681 PR tree-optimization/26420
3682 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3683 are no loops in the function. Only print the number of
3684 vectorized loops if it is greater than zero or we are supposed
3685 to print information about unvectorized loops.
3687 2007-03-05 Revital Eres <eres@il.ibm.com>
3689 * gcc.dg/var-expand1.c: New test.
3690 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3691 when an accumulator is expanded.
3693 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3696 * c-common.c (convert_and_check): Don't give warnings for
3697 conversion if 'expr' already overflowed.
3699 2007-03-04 Roger Sayle <roger@eyesopen.com>
3702 * fold-const.c (fold_comparison): Enforce type consistency when
3703 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3705 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3707 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3708 containing a cast to the base of TARGET_MEM_REF.
3710 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3712 * tree.c (tree_contains_struct_check_failed): Remove spurious
3713 whitespace from error message.
3715 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3718 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3719 instead of precision.
3721 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3722 Nathan Sidwell <nathan@codesourcery.com>
3724 * emit-rtl.c (find_auto_inc): New.
3725 (try_split): recreate REG_INC notes,
3726 Use regular for loops rather than whiles.
3728 2007-03-03 Andreas Schwab <schwab@suse.de>
3730 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3731 * configure: Regenerate.
3733 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3736 flag_rounding_math, not flag_unsafe_math_optimizations.
3738 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3740 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3741 alpha_fold_vector_minmax): Likewise.
3742 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3743 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3745 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3747 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3748 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3749 if the lhs has side-effects.
3750 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3752 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3754 * config/i386/i386.h (TUNEMASK): Remove define.
3755 (ARCHMASK): Remove define.
3756 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3757 Use ix86_arch_mask variable instead of ARCHMASK.
3758 * config/i386/i386.c (override_options): Ditto.
3759 (standard_80387_constant_p): Ditto.
3761 2007-03-02 Ian Lance Taylor <iant@google.com>
3763 Used signed infinities in VRP.
3764 * tree-vrp.c (uses_overflow_infinity): New static function.
3765 (supports_overflow_infinity): New static function.
3766 (make_overflow_infinity): New static function.
3767 (negative_overflow_infinity): New static function.
3768 (positive_overflow_infinity): New static function.
3769 (is_negative_overflow_infinity): New static function.
3770 (is_positive_overflow_infinity): New static function.
3771 (is_overflow_infinity): New static function.
3772 (overflow_infinity_range_p): New static function.
3773 (compare_values_warnv): New function split out of compare_values.
3774 (compare_value): Call it.
3775 (set_value_range_to_nonnegative): Add overflow_infinity
3776 parameter. Change caller.
3777 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3779 (vrp_expr_computes_nonzero): Likewise.
3780 (compare_ranges, compare_range_with_value): Likewise.
3781 (compare_name_with_value, compare_names): Likewise.
3782 (vrp_evaluate_conditional): Likewise.
3783 (set_value_range): Handle infinity
3784 (vrp_operand_equal_p, operand_less_p): Likewise.
3785 (extract_range_from_assert): Likewise.
3786 (vrp_int_const_binop): Likewise.
3787 (extract_range_from_binary_expr): Likewise.
3788 (extract_range_from_unary_expr): Likewise.
3789 (extract_range_from_comparison): Likewise.
3790 (extract_range_from_expr): Likewise.
3791 (dump_value_range): Likewise.
3792 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3793 (test_for_singularity): Likewise.
3794 (vrp_int_const_binop): Remove inline qualifier.
3795 (adjust_range_with_scev): Add comment.
3796 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3798 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3800 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3801 (get_constraint_for): Likewise.
3802 (do_structure_copy): Likewise.
3803 (find_func_aliases): Fix references to MODIFY_EXPR.
3804 (intra_create_variable_infos): Tidy.
3805 * tree-ssa-operands.c (add_virtual_operand): Add argument
3807 When adding members of alias sets, if IS_CALL_SITE is true and
3808 the symbol is not call-clobbered, skip it.
3811 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3813 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3814 entry by means of emit_insn_at_entry.
3816 2007-03-02 Richard Henderson <rth@redhat.com>
3818 * expr.h (promoted_input_arg): Remove decl.
3819 * function.c (promoted_input_arg): Merge into ...
3820 * combine.c (setup_incoming_promotions): ... only caller.
3821 Rearrange to avoid double loop.
3823 2007-03-02 Ben Elliston <bje@au.ibm.com>
3824 Peter Bergner <bergner@vnet.ibm.com>
3825 Janis Johnson <janis187@us.ibm.com>
3827 * config/rs6000/dfp.md: New file.
3828 * config/rs6000/rs6000.md: Include dfp.md.
3829 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3830 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3831 and TDmode decimal float modes in FP registers.
3832 (num_insns_constant): Likewise.
3833 (rs6000_legitimate_offset_address_p): Likewise.
3834 (rs6000_legitimize_address): Likewise.
3835 (rs6000_legitimize_reload_address): Likewise.
3836 (rs6000_legitimate_address): Likewise.
3837 (rs6000_emit_move): Likewise.
3838 (function_arg_boundary): Likewise.
3839 (function_arg_advance): Likewise.
3840 (rs6000_darwin64_record_arg_recurse): Likewise.
3841 (function_arg): Likewise.
3842 (rs6000_gimplify_va_arg): Likewise.
3843 (rs6000_split_multireg_move): Likewise.
3844 (rs6000_output_function_epilogue): Likewise.
3845 (rs6000_output_function_epilogue): Likewise.
3846 (rs6000_register_move_cost): Likewise.
3847 (rs6000_function_value): Likewise.
3848 (rs6000_libcall_value): Likewise.
3850 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3852 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3854 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3856 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3857 Use $MULTIDIR to choose between the kernel and RTP headers,
3858 and use $WIND_BASE and $WIND_USR to locate them.
3860 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3862 * config/i386/i386.c (override_options): Put initialization of
3863 ix86_tune_mask and ix86_arch_mask to the correct place.
3865 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3866 Michael Meissner <michael.meissner@amd.com>
3869 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3871 (TARGET_CMOVE): Use ARCHMASK.
3872 (TARGET_CMPXCHG): Ditto.
3873 (TARGET_CMPXCHG8B): Ditto.
3874 (TARGET_XADD): Ditto.
3875 (TARGET_BSWAP): Ditto.
3876 * config/i386/i386.c (ix86_tune_mask): New global variable.
3877 (ix86_arch_mask): Ditto.
3878 (override_options): Initialize ix86_tune_mask and
3879 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3882 2007-03-02 Ben Elliston <bje@au.ibm.com>
3885 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3887 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3889 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3890 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3891 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3892 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3894 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3895 rs6000_init_dwarf_reg_sizes_extra): New.
3896 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3897 SPE register high parts.
3899 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3901 * Makefile.in: Add install-pdf target as
3902 copied from automake v1.10 rules.
3903 * configure.ac: Add install-pdf to target list.
3904 * configure: Regenerate.
3906 2007-03-01 Paul Brook <paul@codesourcery.com>
3908 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3909 modes to LDRD for DImode.
3910 (output_move_double): Fixup out of range ldrd/strd.
3911 (vfp_secondary_reload_class): Rename...
3912 (coproc_secondary_reload_class): ... to this. Add wb argument.
3913 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3914 coproc_secondary_reload_class for CLASS_IWMMXT.
3915 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3916 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3918 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3920 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3921 factor by the estimated number of iterations.
3922 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3925 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3926 decode_caches_intel, detect_caches_intel): New functions.
3927 (host_detect_local_cpu): Use detect_caches_amd and
3928 detect_caches_intel.
3930 2007-03-01 Richard Henderson <rth@redhat.com>
3932 * expr.c (emit_move_complex_push): Export.
3933 (emit_move_complex_parts): Split out from ...
3934 (emit_move_complex): ... here.
3935 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3936 * config/i386/i386.md (movcdi): New.
3938 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3940 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3941 size of mode1 to check for tieable modes in MMX case.
3943 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3945 * Makefile.in (rtlanal.o): Depend on tree.h.
3946 * rtl.h (offset_within_section_p, split_const): Declare.
3947 * rtlanal.c: Include tree.h.
3948 (offset_within_block_p): New function, taken from
3949 mips_offset_within_object_p.
3950 (split_const): New function, taken from mips_split_const.
3951 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3953 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3954 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3955 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3956 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3957 (m68k_illegitimate_symbolic_constant_p): New function.
3958 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3959 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3960 symbolic constant that might be outside the symbol's section,
3961 move the symbol first and then add the offset.
3962 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3964 * config/mips/mips.c (mips_split_const): Delete.
3965 (mips_offset_within_object_p): Delete.
3966 (mips_symbolic_constant_p): Use offset_within_section_p and
3967 split_const instead of mips_offset_within_object_p and
3969 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3970 (mips_legitimize_const_move, print_operand_reloc)
3971 (mips_dangerous_for_la25_p): Use split_const instead of
3974 2007-02-28 Eric Christopher <echristo@apple.com>
3976 * Makefile.in (install-include-dir): Don't rm -rf include.
3978 2007-02-28 Richard Guenther <rguenther@suse.de>
3981 * fold-const.c (fold_binary): Do not associate expressions
3982 with more than one variable for integer types that do not wrap.
3984 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3986 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
3987 Delete, and replace with...
3988 (fold_builtin_call_array): This. Update callers to use it.
3989 * fold-const.c (fold_build_call_list): Delete, and replace with...
3990 (fold_build_call_array): This.
3991 (fold_build_call_list_initializer): Delete, and replace with...
3992 (fold_build_call_array_initializer): This.
3993 * tree.h: Update declarations to reflect above changes.
3995 * c-typeck.c (build_function_call): Store converted arguments
3996 in a stack-allocated array instead of building a list.
3997 (convert_arguments): Store arguments in the array passed in as an
3998 argument, and return the actual number of arguments.
3999 * c-format.c: (check_function_format): Pass arguments in an
4000 array instead of a list.
4001 * c-common.c (check_function_nonnull): Likewise.
4002 (check_function_sentinel): Likewise.
4003 (check_function_arguments): Likewise.
4004 * c-common.h: Update declarations to reflect above changes.
4006 2007-02-28 Jan Hubicka <jh@suse.cz>
4008 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4009 PRED_NEGATIVE_RETURN): Update outcomes.
4011 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4013 * calls.c (emit_library_call_value_1): Handle partial registers
4014 correctly when building up CALL_INSN_FUNCTION_USAGE.
4016 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4018 * pa/predicates.md (move_src_operand): Allow zero for mode.
4019 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4022 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4025 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4026 *movv2df_internal): Enable pattern only for valid operand
4028 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4029 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4031 2007-02-27 Mike Stump <mrs@apple.com>
4033 * config/darwin-crt3.c: Avoid compilation when compiling for a
4036 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4038 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4040 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4041 for fixed headers and limits.h.
4042 (install-include-dir, install-headers-tar, install-headers-cpio,
4043 install-headers-cp, real-install-headers-tar,
4044 real-install-headers-cpio, real-install-headers-cp): Handle
4045 include-fixed as well as include.
4046 (install-mkheaders): Don't install files that go only in include
4048 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4049 from GCC_INCLUDE_DIR.
4050 * gcc.c (process_command): Remove special -BstageN/ handling.
4051 (do_spec_1): Add include-fixed directories.
4053 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4055 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4057 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4059 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4062 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4064 * c-common.c (get_priority): Add check for
4065 SUPPORTS_INIT_PRIORITY.
4067 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4069 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4071 * config/bfin/bfin.c: Include "cfglayout.h".
4072 (MAX_LSETUP_DISTANCE): New macro.
4073 (struct loop_info): New members incoming, incoming_src and
4074 incoming_dest. Delete member predecessor.
4075 (length_for_loop): New function.
4076 (bfin_optimize_loop): Handle more different loop structures.
4077 (bfin_discover_loop): Rework detection of predecessor blocks by
4078 examining incoming edges.
4079 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4081 (bfin_reorder_loops): New function.
4082 (bfin_reorg_loops): Use these three new functions.
4084 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4085 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4086 (CONSTRAINT_LEN): Add entry for 'q'.
4087 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4088 Add 'q' constraints.
4089 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4090 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4092 * config/bfin/bfin.md (add_with_carry): New pattern.
4093 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4094 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4095 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4096 support unsigned multiplies too. Removed incorrect commutativity from
4097 operand 1 constraint where appropriate.
4098 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4100 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4101 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4103 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4104 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4105 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4106 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4107 usmulhisi_hh_huh): New patterns.
4109 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4110 lshifthi3): Fix output template to use half reg for operand 2.
4112 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4115 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4117 2007-02-27 Andreas Schwab <schwab@suse.de>
4119 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4121 2007-02-27 Jan Hubicka <jh@suse.cz>
4123 * predict.c (last_basic_block_p): Remove.
4124 (tree_estimate_probability): Update return heuristic for commonized
4127 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4129 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4131 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4133 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4134 * doc/cpp.texi: Standardize title page.
4135 * doc/cppinternals.texi: Likewise.
4136 * doc/gcc.texi: Standardize title page, remove version number
4137 from copyright page.
4138 * doc/gccint.texi: Likewise.
4139 * doc/install.texi: Standardize title page, add table of
4142 2007-02-26 Jan Hubicka <jh@suse.cz>
4144 * predict.def: Set outcomes according to more recent results.
4145 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4146 Remove dead predictors.
4147 * predict.c (return_prediction): Fix pasto.
4149 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4151 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4152 change; avoid a memory leak when returning early.
4154 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4156 * c-decl.c (static_ctors): Move to c-common.c.
4157 (static_dtors): Likewise.
4158 (finish_function): Use c_record_cdtor_fn.
4159 (build_cdtor): Move to c-common.c.
4160 (c_write_global_declarations): Use c_build_cdtor_fns.
4161 * c-common.h (static_ctors): Declare.
4162 (static_dtors): Likewise.
4163 (c_record_cdtor_fn): Likewise.
4164 (c_build_cdtor_fns): Likewise.
4165 * c-common.c (static_ctors): New variable.
4166 (static_dtors): Likewise.
4167 (c_record_cdtor_fn): New function.
4168 (build_cdtor): Move from c-decl.c
4169 (c_build_cdtor_fns): New function.
4171 * output.h (assemble_addr_to_section): Declare.
4172 (get_cdtor_priority_section): Likewise.
4173 * varasm.c (assemble_addr_to_section): New function.
4174 (get_cdtor_priority_section): Likewise.
4175 (default_named_section_asm_out_destructor): Use them.
4176 (destor_dtor_section_asm_out_destructor): Likewise.
4177 (default_named_section_asm_out_constructor): Likewise.
4178 (default_ctor_section_asm_out_constructor): Likewise.
4179 * config.gcc (*-*-vxworks*): Include vxworks.o.
4180 * config/t-vxworks (vxworks.o): New target.
4181 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4182 (TARGET_ASM_CONSTRUCTOR): Define.
4183 (TARGET_ASM_DESTRUCTOR): Likewise.
4184 (vxworks_asm_out_constructor): Declare.
4185 (vxworks_asm_out_destructor): Likewise.
4187 * c-common.c (get_priority): Check that we have not just an
4188 INTEGER_CST, but an integer constant with integeral type.
4190 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4192 PR tree-optimization/30938
4193 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4194 use &dt[nargs-1] instead of &dt[nargs] in the call to
4195 vect_is_simple_use().
4197 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4199 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4200 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4201 Do not attempt to handle MEM inside auto-inc expressions.
4202 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4203 of a register modified by an auto-inc expression. However, do handle
4204 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4205 (elimination_effects): Prohibit elimination of a register modified
4206 by an auto-inc expression. Disable register elimination rules whose
4207 target register is modified by an auto-inc expression with variable
4210 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4212 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4214 (array_at_struct_end_p): New function.
4215 (idx_infer_loop_bounds): Use it.
4216 (estimate_numbers_of_iterations_loop): Export.
4217 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4218 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4219 (tree_estimate_probability): Call record_loop_exits.
4220 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4221 (estimated_loop_iterations, estimated_loop_iterations_int,
4222 estimated_loop_iterations_tree): New functions.
4223 (analyze_siv_subscript_cst_affine,
4224 compute_overlap_steps_for_affine_1_2,
4225 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4226 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4227 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4228 (PRED_LOOP_ITERATIONS_GUESSED): New.
4229 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4230 * cfgloop.h (estimate_numbers_of_iterations_loop,
4231 estimated_loop_iterations_int): Declare.
4233 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4235 * doc/extend.texi: Document optional priority argument to
4236 constructors and destructors.
4237 * tree.c (init_priority_for_decl): Adjust GTY markers.
4238 (init_ttree): Use priority-info hash functions for
4239 init_priority_for_decl.
4240 (tree_map_eq): Rename to ...
4241 (tree_map_base_eq): ... this.
4242 (tree_map_marked_p): Rename to ...
4243 (tree_map_base_marked_p): ... this.
4244 (tree_map_base_hash): New function.
4245 (decl_init_priority_lookup): Rework.
4246 (decl_fini_priority_lookup): New function.
4247 (decl_priority_info): New function.
4248 (decl_init_priority_insert): Use it.
4249 (decl_fini_priority_insert): Likewise.
4250 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4252 (decl_restrict_base_insert): Likewise.
4253 (decl_debug_expr_insert): Likewise.
4254 (decl_value_expr_lookup): Likewise.
4255 (decl_value_expr_insert): Likewise.
4256 * tree.h (priority_type): New type.
4257 (decl_init_priority_lookup): Use priority_type.
4258 (decl_fini_priority_lookup): New function.
4259 (decl_init_priority_insert): Use priority_type.
4260 (decl_fini_priority_insert): New function.
4261 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4262 (DECL_INIT_PRIORITY): Likewise.
4263 (SET_DECL_INIT_PRIORITY): Add comment.
4264 (DECL_FINI_PRIORITY): New macro.
4265 (SET_DECL_FINI_PRIORITY): Likewise.
4266 (DEFAULT_INIT_PRIORITY): Document.
4267 (MAX_INIT_PRIORITY): Likewise.
4268 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4269 (tree_map_base): New type.
4270 (tree_map_base_eq): New function.
4271 (tree_map_base_hash): Likewise.
4272 (tree_map_base_marked_p): Likewise.
4273 (tree_map): Inherit from tree_map_base.
4274 (tree_map_eq): Make it a macro.
4275 (tree_map_marked_p): Likewise.
4276 (tree_int_map): Inherit from tree_map_base.
4277 (tree_int_map_eq): Make it a macro.
4278 (tree_int_map_hash): Likewise.
4279 (tree_int_map_marked_p): Likewise.
4280 (tree_priority_map): New type.
4281 (tree_priority_map_eq): New macro.
4282 (tree_priority_map_hash): Likewise.
4283 (tree_priority_map_marked_p): Likewise.
4284 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4286 (emutls_common_1): Likewise.
4287 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4288 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4289 of tree_map hierarchy.
4290 * tree-cfg.c (move_stmt_r): Likewise.
4291 (new_label_mapper): Likewise.
4292 * c-tree.h (c_expand_body): Move to ...
4293 * c-common.h (c_expand_body): ... here.
4294 * c-decl.c (c_expand_body): Move to ...
4295 * c-common.c (c_expand_body): ... here.
4296 (c_common_attribute_table): Allow 1 argument for the constructor
4297 and destructor attributes.
4298 (get_priority): New function.
4299 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4300 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4302 2007-02-24 Jan Hubicka <jh@suse.cz>
4305 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4307 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4308 Jan Hubicka <jh@suse.cz>
4311 * i386.c (counter_mode): New function.
4312 (expand_set_or_movmem_via_loop): Use it.
4313 (expand_movmem_epilogue): Likewise; fix pasto.
4314 (ix86_expand_movmem): Do emit guard even for constant counts.
4315 (ix86_expand_setmem): Likewise.
4317 2007-02-25 Nick Clifton <nickc@redhat.com>
4319 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4320 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4322 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4325 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4326 count argument with 0x10, not with 0x16.
4327 (expand_setmem_epilogue): Ditto.
4329 2007-02-24 Mike Stump <mrs@apple.com>
4331 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4334 2007-02-24 Richard Guenther <rguenther@suse.de>
4337 * fold-const.c (fold_binary): Fold x +- CST op x for
4338 EQ_EXPR and NE_EXPR.
4340 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4342 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4344 2007-02-24 Jan Hubicka <jh@suse.cz>
4346 * cgraphunit.c (decide_is_function_needed): Honor
4347 -fkeep-inline-functions.
4349 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4351 * builtins.c (fold_builtin_modf): New.
4352 (fold_builtin_2): Use it.
4354 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4356 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4357 (determine_max_iter): Take additional LOOP arg; all callers changed.
4358 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4359 one using simplifications.
4360 (simplify_using_initial_values): Return if the expression becomes
4361 invalid due to altered regs.
4363 2007-02-23 DJ Delorie <dj@redhat.com>
4365 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4367 2007-02-23 Mike Stump <mrs@apple.com>
4369 * tlink.c (scan_linker_output): Parse linker messages from
4370 darwin9's linker better.
4372 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4375 * varpool.c (varpool_assemble_pending_decls): Set
4376 varpool_last_needed_node to null.
4378 2007-02-23 DJ Delorie <dj@redhat.com>
4380 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4381 alignment bigger than the object file can handle.
4383 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4386 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4387 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4388 (*movsf_1): Penalize MMX moves.
4390 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4392 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4393 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4395 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4397 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4399 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4400 (fold_builtin_1): Use them.
4401 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4402 BUILT_IN_SIGNIFICAND.
4404 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4406 * config/i386/i386.c (bdesc_1arg): Initialize
4407 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4408 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4409 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4410 and IX86_BUILTIN_MOVSLDUP.
4412 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4414 PR rtl-optimization/30841
4415 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4417 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4419 * builtins.c (fold_builtin_frexp): New.
4420 (fold_builtin_2): Use it.
4422 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4424 * doc/invoke.texi (Spec Files): Document getenv spec function.
4426 * gcc.c (getenv_spec_function): New function.
4427 (static_spec_functions): Add it.
4428 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4429 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4432 2007-02-22 Michael Matz <matz@suse.de
4435 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4436 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4438 2007-02-22 Ian Lance Taylor <iant@google.com>
4441 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4442 (mem_loc_descriptor): Call it.
4444 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4445 Ira Rosen <irar@il.ibm.com>
4447 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4449 2007-02-22 Ira Rosen <irar@il.ibm.com>
4451 PR tree-optimization/30843
4452 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4453 stores only after all the group is vectorized.
4455 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4457 PR tree-optimization/30858
4458 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4459 in the reduction cycle have a single use in the loop.
4460 * tree-vectorizer.h (relevant): Add documentation.
4462 2007-02-20 Mike Stump <mrs@apple.com>
4464 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4465 * configure: Regenerate.
4467 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4469 Change the defaults of some parameters and options.
4470 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4471 * config/spu/spu.c (spu_optimization_options): Add.
4472 (spu_override_options): Change params in spu_optimization_options.
4473 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4475 Register 127 is only 16 byte aligned when used as a frame pointer.
4476 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4477 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4478 HARD_FRAME_POINTER_REGNUM.
4479 (spu_legitimate_address): Use regno_aligned_for_reload.
4480 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4481 aligned when frame_pointer_needed is true.
4482 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4484 * config/spu/spu.h (INIT_EXPANDERS): Define.
4486 Make sure shift and rotate instructions have valid immediate operands.
4487 * config/spu/predicates.md (spu_shift_operand): Remove.
4488 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4489 * config/spu/constraints.md (W, O): Extend range.
4490 * config/spu/spu.md (umask, nmask): Define.
4491 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4492 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4493 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4494 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4495 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4496 (lshr<mode>3_reg): Fix rtl description.
4498 Make sure mulhisi immediate operands are valid.
4499 * config/spu/predicates.md (imm_K_operand): Add.
4500 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4502 Generate constants using fsmbi and andi.
4503 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4504 (print_operand, spu_split_immediate, classify_immediate,
4505 fsmbi_const_p): Handle IC_FSMBI2.
4507 Correctly handle a CONST_VECTOR containing symbols.
4508 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4509 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4510 (immediate_load_p): Allow symbols that use 2 instructions to create.
4511 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4512 with symbols when flag_pic is set.
4513 (const_vector_immediate_p): New.
4514 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4515 accept a CONST_VECTOR with symbols.
4516 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4517 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4519 * config/spu/spu.md (high, low): Delete.
4520 (low_<mode>): Define.
4522 Remove INTRmode and INTR_REGNUM, which didn't work.
4523 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4525 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4526 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4527 peephole2 pattern): Don't use INTR or 131.
4528 (movintrcc): Delete.
4529 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4530 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4531 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4532 (UNSPEC_SET_INTR): Add.
4533 * config/spu/spu-modes.def (INTR): Remove.
4535 More accurate warnings about run-time relocations.
4536 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4538 Correctly warn about immediate arguments to specific intrinsics.
4539 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4540 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4541 the instruction predicate.
4543 Fix tree check errors with latest update.
4544 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4546 (spu_expand_builtin): Use CALL_EXPR_FN.
4548 Add missing specific intrinsics.
4549 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4551 * config/spu/spu_internals.h: Ditto.
4553 Fix incorrect operand modifiers.
4554 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4555 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4557 Optimize one case of zero_extend of a vec_select.
4558 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4560 Accept any immediate for hbr.
4561 * config/spu/spu.md (hbr): Change s constraints to i.
4563 2007-02-21 Paul Brook <paul@codesourcery.com>
4565 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4566 condexec_count when skipping USE and CLOBBER.
4568 2007-02-21 Nick Clifton <nickc@redhat.com>
4570 * common.opt (Warray-bounds): Add Warning attribute.
4571 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4573 (fsized-zeroes): Add Optimization attribute.
4574 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4575 * c.opt (Wc++0x-compat): Add Warning attribute.
4577 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4580 * reload1.c (eliminate_regs_in_insn): In the single_set special
4581 case, attempt to re-recognize the insn before falling back to
4582 having reload fix it up.
4584 2007-02-20 Eric Christopher <echristo@gmail.com>
4586 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4587 Rewrite accordingly.
4588 (frv_read_iacc_argument): Ditto.
4589 (frv_expand_set_builtin): Take a call instead of arglist, update for
4591 (frv_expand_unop_builtin): Ditto.
4592 (frv_expand_binop_builtin): Ditto.
4593 (frv_expand_cut_builtin): Ditto.
4594 (frv_expand_binopimm_builtin): Ditto.
4595 (frv_expand_voidbinop_builtin): Ditto.
4596 (frv_expand_int_void2arg): Ditto.
4597 (frv_expand_prefetches): Ditto.
4598 (frv_expand_voidtriop_builtin): Ditto.
4599 (frv_expand_voidaccop_builtin): Ditto.
4600 (frv_expand_load_builtin): Ditto.
4601 (frv_expand_store_builtin): Ditto.
4602 (frv_expand_mdpackh_builtin): Ditto.
4603 (frv_expand_mclracc_builtin): Ditto.
4604 (frv_expand_mrdacc_builtin): Ditto.
4605 (frv_expand_mwtacc_builtin): Ditto.
4606 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4609 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4611 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4612 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4614 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4616 * configure: Regenerate.
4617 * config.in: Regenerate.
4618 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4619 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4620 masks to power6 and power6x and to POWERPC_MASKS.
4621 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4623 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4624 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4625 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4626 Access PROTOTYPE as variable, not mask.
4628 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4630 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4631 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4632 * combine.c (adjust_for_new_dest): Use it.
4633 * postreload.c (reload_combine): Likewise.
4635 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4637 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4638 notes on an insn with multiple sets, even if single_set returns
4639 non-NULL for that insn.
4641 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4643 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4646 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4648 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4649 if user didn't pass it.
4650 * config/i386/darwin.h (CC1_SPEC): Likewise.
4651 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4652 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4653 -mmacosx-version-min.
4655 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4656 Uros Bizjak <ubizjak@gmail.com>
4658 * optabs.h (enum optab_index): Add new OTI_scalb.
4659 (scalb_optab): Define corresponding macro.
4660 * optabs.c (init_optabs): Initialize scalb_optab.
4661 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4663 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4664 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4665 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4666 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4667 flag_unsafe_math_optimizations is set.
4669 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4670 to implement scalbf, scalb and scalbl built-ins as inline x87
4673 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4674 DJ Delorie <dj@redhat.com>
4677 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4678 (diagnostic_report_diagnostic): ... here, and turn them into real
4679 errors. If warnings are inhibited, no need to do anything.
4681 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4683 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4684 better code generation.
4686 2007-02-20 Ben Elliston <bje@au.ibm.com>
4688 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4690 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4692 * config/alpha/alpha.c, config/alpha/alpha.md,
4693 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4694 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4695 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4696 config/arm/lib1funcs.asm: Follow spelling conventions.
4698 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4699 config/fr30/fr30.md, config/i386/i386.h,
4700 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4701 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4702 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4703 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4704 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4705 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4706 config/sparc/sparc.c, config/sparc/sparc.h,
4707 config/sparc/sparc.md, config/spu/constraints.md,
4708 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4711 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4714 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4717 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4719 * doc/invoke.texi (-ftree-lrs): Remove.
4721 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4723 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4726 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4728 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4729 new CALL_EXPR_FN macro for retrieving the function
4730 declaration of the input expression.
4732 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4734 * c.opt (Waddress): New.
4735 * common.opt (Walways-true): Delete.
4736 (Wstring-literal-comparison): Delete.
4737 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4738 -Wstring-literal-comparison. Add -Waddress.
4740 (Walways-true): Delete.
4741 (Wstring-literal-comparison): Delete.
4742 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4743 consistently instead of -Walways-true in example.
4744 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4745 * c-typeck.c (parser_build_binary_op): Replace
4746 -Wstring-literal-comparison and -Walways-true with -Waddress.
4747 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4750 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4752 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4753 without DECL_STRUCT_FUNCTION initialized.
4755 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4757 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4758 due to calls to functions taking pointers as parameters.
4760 2007-02-19 Richard Henderson <rth@redhat.com>
4763 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4766 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4768 * config/s390/s390.c (s390_call_saved_register_used,
4769 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4770 accessed to the new scheme.
4772 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4774 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4775 (cris_print_index, cris_print_operand, cris_print_operand_address)
4776 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4777 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4778 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4780 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4781 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4782 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4783 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4784 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4785 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4786 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4787 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4788 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4789 (uminsi3, call, call_value): Ditto.
4790 (define_split: indir_to_reg_split, unnamed): Ditto.
4792 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4794 PR tree-optimization/30975
4795 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4798 2007-02-18 Eric Christopher <echristo@gmail.com>
4800 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4801 Remove use of arglist.
4802 (mips_expand_builtin): Remove use of arglist, pass in expr.
4803 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4804 (mips_expand_builtin_movtf): Ditto.
4805 (mips_expand_builtin_compare): Ditto.
4807 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4809 * tree-sra.c (sra_build_assignment): Replace assertion
4810 checking with a comment explaining why it can't be done.
4812 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4815 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4816 during CALL_EXPR representation conversion.
4817 * tree-ssa-propagate.c (set_rhs): Likewise.
4819 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4821 * tree-sra.c (sra_build_assignment): Disable assertion checking
4824 2007-02-18 Roger Sayle <roger@eyesopen.com>
4826 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4827 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4828 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4830 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4831 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4832 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4833 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4834 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4835 force_gimple_operand): Likewise.
4836 * ipa-cp.c (constant_val_insert): Likewise.
4837 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4838 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4839 perfect_nestify): Likewise.
4840 * langhooks.c (lhd_omp_assignment): Likewise.
4841 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4842 lower_copyprivate_clauses, lower_send_clauses,
4843 lower_send_shared_vars, expand_parallel_call,
4844 expand_omp_for_generic, expand_omp_for_static_nochunk,
4845 expand_omp_for_static_chunk, expand_omp_sections,
4846 lower_omp_single_copy, lower_omp_for_lastprivate,
4847 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4848 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4849 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4852 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4854 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4855 config/sh/sh.md: Follow spelling conventions.
4857 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4858 config/frv/predicates.md: Follow spelling conventions.
4860 * config/m68k/linux-unwind.h: Fix a comment typo.
4861 * target.h: Follow spelling conventions.
4863 2007-02-18 Roger Sayle <roger@eyesopen.com>
4865 PR rtl-optimization/28173
4866 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4867 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4868 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4869 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4870 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4872 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4874 * builtins.c (fold_builtin_load_exponent): New.
4875 (fold_builtin_2): Use it.
4877 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4879 PR rtl-optimization/30773
4880 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4881 if we fail to attach a REG_EQUIV note.
4883 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4884 Roger Sayle <roger@eyesopen.com>
4886 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4888 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4890 * calls.c (initialize_argument_information): Pass original EXP
4891 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4892 code to split complex arguments here, as part of initializing the
4894 (expand_call): Remove code that builds a list of arguments and
4895 inserts implicit arguments into it. Instead, just count how many
4896 implicit arguments there will be so we can determine the size of
4897 the ARGS array, and let initialize_argument_information do the work.
4898 (split_complex_values): Delete unused function.
4900 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4902 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4904 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4906 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4907 for arg pointer based indexed addressing.
4909 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4911 * config/ia64/ia64.h, config/ia64/ia64.md,
4912 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4913 spelling conventions.
4915 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4917 * config/m68k/m68k.c (split_di): New.
4918 * config/m68k/m68k-protos.h: Declare split_di.
4919 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4920 Improve predicate handling and split constant shifts.
4922 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4924 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4925 parameter for register bitfield operations, general predicates
4928 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4930 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4931 * config/m68k/linux-unwind.h: New file.
4933 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4935 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4936 config/i386/athlon.md, config/ia64/ia64.md,
4937 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4938 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4939 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4940 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4941 tree-vect-transform.c: Fix comment typos.
4943 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4945 * sched-deps.c (find_insn_list): Remove.
4946 * sched-int.h: Remove the prototype for find_insn_list.
4948 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4950 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4952 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4953 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4954 darwin_rs6000_override_options.
4955 (C_COMMON_OVERRIDE_OPTIONS): Expect
4956 darwin_macosx_version_min to be non-NULL always.
4957 (TARGET_C99_FUNCTIONS): Likewise.
4958 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4959 (DARWIN_MINVERSION_SPEC): New.
4960 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4961 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4963 (DARWIN_MINVERSION_SPEC): New.
4964 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4966 * config/darwin-c.c (darwin_cpp_builtins): Expect
4967 darwin_macosx_version_min to be non-NULL always.
4969 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4971 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4973 * config/i386/i386.h (x86_use_xchgb): New.
4974 (TARGET_USE_XCHGB): New macro.
4975 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4976 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4977 Split after reload into bswaphi for shifts of 8.
4978 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4979 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
4980 or when optimizing for size.
4982 2007-02-16 Richard Guenther <rguenther@suse.de>
4983 Christian Bruel <christian.bruel@st.com>
4985 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
4986 DECLs but prefer SSA_NAMEs over DECLs.
4988 2007-02-16 Richard Guenther <rguenther@suse.de>
4990 * tree-flow-inline.h (single_imm_use_p): Remove.
4991 (zero_imm_uses_p): Likewise.
4992 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
4993 instead of single_imm_use_p.
4994 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
4997 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5000 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5001 nested double- and backquotes.
5003 2007-02-15 Roger Sayle <roger@eyesopen.com>
5006 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5007 should be unreachable.
5008 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5009 For the time being redirect GIMPLE_MODIFY_STMT to the new
5010 (renamed) build_gimple_modify_stmt_stat.
5011 (build2_gimple_stat): Rename to...
5012 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5013 Always build a GIMPLE_MODIFY_STMT node.
5014 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5015 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5018 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5019 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5020 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5021 expand_complex_div_wide): Likewise.
5022 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5023 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5024 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5025 * tree-ssa-loop-manip.c (create_iv): Likewise.
5026 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5027 abs_replacement): Likewise.
5028 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5029 realify_fake_stores): Likewise.
5031 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5032 node rather than a GIMPLE_MODIFY_STMT node.
5033 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5034 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5036 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5037 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5040 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5043 * fold-const.c (fold_comparison): Add back the
5044 folding of constant complex comparisions.
5046 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5049 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5050 effects unknown to this function, return early.
5052 2007-02-15 Ian Lance Taylor <iant@google.com>
5054 * lower-subreg.c (move_eh_region_note): New static function.
5055 (resolve_simple_move): Call it.
5056 (decompose_multiword_subregs): Track blocks for which we resolve a
5057 simple move which is also a control flow insn. Pass them to
5058 find_many_sub_basic_blocks.
5059 (pass_lower_subreg): Add TODO_verify_flow.
5060 (pass_lower_subreg2): Likewise.
5062 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5063 Brooks Moses <brooks.moses@codesourcery.com>
5064 Lee Millward <lee.millward@codesourcery.com>
5066 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5067 (VL_EXP_CLASS_P): New.
5068 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5070 (TREE_OPERAND_CHECK_CODE): Likewise.
5071 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5072 (TREE_RTL_OPERAND_CHECK): Likewise.
5073 (tree_operand_check_failed): Make second parameter the whole tree
5074 instead of its code. Fixed callers.
5075 (VL_EXP_CHECK): New.
5076 (TREE_OPERAND_LENGTH): New.
5077 (VL_EXP_OPERAND_LENGTH): New.
5078 (CALL_EXPR_FN): New.
5079 (CALL_EXPR_STATIC_CHAIN): New.
5080 (CALL_EXPR_ARGS): New.
5081 (CALL_EXPR_ARG): New.
5082 (call_expr_nargs): New.
5083 (CALL_EXPR_ARGP): New.
5084 (build_nt_call_list): Declare.
5085 (build_vl_exp_stat): Declare.
5086 (build_vl_exp): New.
5087 (build_call_list): Declare.
5088 (build_call_nary): Declare.
5089 (build_call_valist): Declare.
5090 (build_call_array): Declare.
5091 (call_expr_arg): Declare.
5092 (call_expr_argp): Declare.
5093 (call_expr_arglist): Declare.
5094 (fold_build_call_list): Declare.
5095 (fold_build_call_list_initializer): Declare.
5096 (fold_call_expr): Declare to replace fold_builtin.
5097 (fold_builtin_fputs): Update to agree with modified definition.
5098 (fold_builtin_strcpy): Likewise.
5099 (fold_builtin_strncpy): Likewise.
5100 (fold_builtin_memory_chk): Likewise.
5101 (fold_builtin_stxcpy_chk): Likewise.
5102 (fold_builtin_strncpy_chk): Likewise.
5103 (fold_builtin_next_arg): Likewise.
5104 (fold_build_call_expr): Declare.
5105 (fold_builtin_call_list): Declare.
5106 (fold_builtin_call_valist): Declare.
5107 (build_call_expr): Declare.
5108 (validate_arglist): Update to agree with modified definition.
5109 (tree_operand_length): New.
5110 (call_expr_arg_iterator): New.
5111 (init_call_expr_arg_iterator): New.
5112 (next_call_expr_arg): New.
5113 (first_call_expr_arg): New.
5114 (more_call_expr_args_p): New.
5115 (FOR_EACH_CALL_EXPR_ARG): New.
5117 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5118 and tcc_gimple_stmt.
5119 (tree_code_size): Update documentation. Use sizeof (tree) rather
5120 than sizeof (char *).
5121 (tree_size): Likewise. Add case for tcc_vl_exp.
5122 (tree_node_structure): Add case for tcc_vl_exp.
5123 (contains_placeholder_p): Likewise.
5124 (substitute_in_expr): Likewise.
5125 (substitute_placeholder_in_expr): Likewise.
5126 (stabilize_reference_1): Likewise.
5127 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5128 to diagnose breakage of this interface for constructing CALL_EXPRs.
5129 (build_nt): Add similar assertion here.
5130 (build_nt_call_list): New.
5131 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5132 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5134 (get_callee_fndecl): Use new CALL_EXPR accessors.
5135 (tree_operand_check_failed): Change parameters to pass entire node
5136 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5137 (process_call_operands): New.
5138 (build_vl_exp_stat): New.
5139 (build_call_list): New.
5140 (build_call_nary): New.
5141 (build_call_valist): New.
5142 (build_call_array): New.
5143 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5144 (call_expr_arglist): New.
5146 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5147 tcc_vl_exp instead of a fixed-size tcc_expression.
5149 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5150 accessors for CALL_EXPRs.
5151 (AGGR_INIT_EXPR): Likewise.
5153 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5154 Brooks Moses <brooks.moses@codesourcery.com>
5155 Lee Millward <lee.millward@codesourcery.com>
5157 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5158 (expand_builtin_nonlocal_goto): Change parameter to be entire
5159 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5160 (expand_builtin_prefetch): Likewise.
5161 (expand_builtin_classify_type): Likewise.
5162 (mathfn_built_in): Return NULL_TREE instead of 0.
5163 (expand_errno_check): Use new CALL_EXPR accessors.
5164 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5165 Return NULL_RTX instead of 0.
5166 (expand_builtin_mathfn_2): Likewise.
5167 (expand_builtin_mathfn_3): Likewise.
5168 (expand_builtin_interclass_mathfn): Likewise.
5169 (expand_builtin_sincos): Likewise.
5170 (expand_builtin_cexpi): Likewise.
5171 (expand_builtin_int_roundingfn): Likewise.
5172 (expand_builtin_int_roundingfn_2): Likewise.
5173 (expand_builtin_pow): Likewise.
5174 (expand_builtin_powi): Likewise.
5175 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5176 of arglist, fixing callers appropriately. Use new CALL_EXPR
5177 accessors and constructors. Return NULL_RTX instead of 0.
5178 (expand_builtin_strstr): Likewise.
5179 (expand_builtin_strchr): Likewise.
5180 (expand_builtin_strrchr): Likewise.
5181 (expand_builtin_strpbrk): Likewise.
5182 (expand_builtin_memcpy): Likewise.
5183 (expand_builtin_mempcpy): Likewise.
5184 (expand_builtin_mempcpy_args): New.
5185 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5186 (expand_builtin_memmove_args): New.
5187 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5188 (expand_movstr): Likewise.
5189 (expand_builtin_strcpy): Likewise.
5190 (expand_builtin_strcpy_args): New.
5191 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5192 (expand_builtin_strncpy): Likewise.
5193 (expand_builtin_memset): Likewise.
5194 (expand_builtin_memset_args): New.
5195 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5196 (expand_builtin_memcmp): Likewise.
5197 (expand_builtin_strcmp): Likewise.
5198 (expand_builtin_strncmp): Likewise.
5199 (expand_builtin_strcat): Likewise.
5200 (expand_builtin_strncat): Likewise.
5201 (expand_builtin_strspn): Likewise.
5202 (expand_builtin_strcspn): Likewise.
5203 (expand_builtin_args_info): Likewise.
5204 (expand_builtin_va_start): Likewise.
5205 (gimplify_va_arg_expr): Likewise.
5206 (expand_builtin_va_end): Likewise.
5207 (expand_builtin_va_copy): Likewise.
5208 (expand_builtin_frame_address): Likewise.
5209 (expand_builtin_alloca): Likewise.
5210 (expand_builtin_bswap): Likewise.
5211 (expand_builtin_unop): Likewise.
5212 (expand_builtin_fputs): Likewise.
5213 (expand_builtin_expect): Likewise.
5214 (expand_builtin_fabs): Likewise.
5215 (expand_builtin_copysign): Likewise.
5216 (expand_builtin_printf): Likewise.
5217 (expand_builtin_fprintf): Likewise.
5218 (expand_builtin_sprintf): Likewise.
5219 (expand_builtin_init_trampoline): Likewise.
5220 (expand_builtin_signbit): Likewise.
5221 (expand_builtin_fork_or_exec): Likewise.
5222 (expand_builtin_sync_operation): Likewise.
5223 (expand_builtin_compare_and_swap): Likewise.
5224 (expand_builtin_lock_test_and_set): Likewise.
5225 (expand_builtin_lock_release): Likewise.
5226 (expand_builtin): Likewise.
5227 (builtin_mathfn_code): Likewise.
5229 (fold_builtin_constant_p): Pass call arguments individually instead
5230 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5231 accessors and constructors. Return NULL_TREE instead of 0.
5232 (fold_builtin_expect): Likewise.
5233 (fold_builtin_classify_type): Likewise.
5234 (fold_builtin_strlen): Likewise.
5235 (fold_builtin_nan): Likewise.
5236 (integer_valued_real_p): Likewise.
5237 (fold_trunc_transparent_mathfn): Likewise.
5238 (fold_fixed_mathfn): Likewise.
5239 (fold_builtin_cabs): Likewise.
5240 (fold_builtin_sqrt): Likewise.
5241 (fold_builtin_cbrt): Likewise.
5242 (fold_builtin_cos): Likewise.
5243 (fold_builtin_cosh): Likewise.
5244 (fold_builtin_tan): Likewise.
5245 (fold_builtin_sincos): Likewise.
5246 (fold_builtin_cexp): Likewise.
5247 (fold_builtin_trunc): Likewise.
5248 (fold_builtin_floor): Likewise.
5249 (fold_builtin_ceil): Likewise.
5250 (fold_builtin_round): Likewise.
5251 (fold_builtin_int_roundingfn): Likewise.
5252 (fold_builtin_bitop): Likewise.
5253 (fold_builtin_bswap): Likewise.
5254 (fold_builtin_logarithm): Likewise.
5255 (fold_builtin_hypot): Likewise.
5256 (fold_builtin_pow): Likewise.
5257 (fold_builtin_powi): Likewise.
5258 (fold_builtin_exponent): Likewise.
5259 (fold_builtin_memset): Likewise.
5260 (fold_builtin_bzero): Likewise.
5261 (fold_builtin_memory_op): Likewise.
5262 (fold_builtin_bcopy): Deleted; call site changed to invoke
5263 fold_builtin_memory_op directly.
5264 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5265 (fold_builtin_strncpy): Likewise.
5266 (fold_builtin_memcmp): Likewise.
5267 (fold_builtin_strcmp): Likewise.
5268 (fold_builtin_strncmp): Likewise.
5269 (fold_builtin_signbit): Likewise.
5270 (fold_builtin_copysign): Likewise.
5271 (fold_builtin_isascii): Likewise.
5272 (fold_builtin_toascii): Likewise.
5273 (fold_builtin_isdigit): Likewise.
5274 (fold_builtin_fabs): Likewise.
5275 (fold_builtin_abs): Likewise.
5276 (fold_builtin_fmin_fmax): Likewise.
5277 (fold_builtin_carg): Likewise.
5278 (fold_builtin_classify): Likewise.
5279 (fold_builtin_unordered_cmp): Likewise.
5281 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5282 New functions split out from fold_builtin_1.
5283 (fold_builtin_n): New.
5284 (fold_builtin_varargs): New.
5285 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5287 (fold_call_expr): New.
5288 (build_function_call_expr): Rewrite to use new helper function.
5289 (fold_builtin_call_list): New.
5290 (build_call_expr): New.
5291 (fold_builtin_call_valist): New.
5292 (rewrite_call_expr): New.
5293 (validate_arg): New.
5294 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5295 of an arglist. Change return type to bool. Use new CALL_EXPR
5298 (fold_builtin_strstr): Pass call arguments individually instead
5299 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5300 accessors and constructors. Return NULL_TREE instead of 0.
5301 (fold_builtin_strchr): Likewise.
5302 (fold_builtin_strrchr): Likewise.
5303 (fold_builtin_strpbrk): Likewise.
5304 (fold_builtin_strcat): Likewise.
5305 (fold_builtin_strncat): Likewise.
5306 (fold_builtin_strspn): Likewise.
5307 (fold_builtin_strcspn): Likewise.
5308 (fold_builtin_fputs): Likewise.
5309 (fold_builtin_next_arg): Likewise.
5310 (fold_builtin_sprintf): Likewise.
5312 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5313 NULL_RTX instead of 0.
5314 (expand_builtin_memory_chk): Likewise.
5315 (maybe_emit_chk_warning): Likewise.
5316 (maybe_emit_sprintf_chk_warning): Likewise.
5318 (fold_builtin_object_size): Pass call arguments individually instead
5319 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5320 accessors and constructors. Return NULL_TREE instead of 0.
5321 (fold_builtin_memory_chk): Likewise.
5322 (fold_builtin_stxcpy_chk): Likewise.
5323 (fold_builtin_strncpy_chk): Likewise.
5324 (fold_builtin_strcat_chk): Likewise.
5325 (fold_builtin_strcat_chk): Likewise.
5326 (fold_builtin_strncat_chk): Likewise.
5327 (fold_builtin_sprintf_chk): Likewise.
5328 (fold_builtin_snprintf_chk): Likewise.
5329 (fold_builtin_printf): Likewise.
5330 (fold_builtin_vprintf): Likewise.
5332 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5334 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5335 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5336 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5337 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5338 (fold_unary): Likewise.
5339 (fold_binary): Likewise.
5340 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5341 ternary expressions.
5342 (fold): Add logic for tcc_vl_exp.
5343 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5344 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5345 (fold_build3_stat): Add assertion to flag broken interface for
5346 constructing CALL_EXPRs.
5347 (fold_build_call_list): New.
5348 (fold_build_call_list_initializer): New.
5349 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5351 (fold_strip_sign_ops): Likewise.
5353 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5354 Brooks Moses <brooks.moses@codesourcery.com>
5355 Lee Millward <lee.millward@codesourcery.com>
5357 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5358 accessors and dump arguments explicitly.
5360 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5362 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5364 (print_call_name): Use new CALL_EXPR accessors.
5366 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5367 CALL_EXPR arguments explicitly instead of as a list. Use
5368 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5370 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5371 (vrp_visit_stmt): Likewise.
5373 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5374 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5376 (force_move_till_expr): Likewise.
5378 * targhooks.c (default_external_stack_protect_fail): Use
5379 build_call_expr instead of build_function_call_expr.
5380 (default_hidden_stack_protect_fail): Likewise.
5382 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5385 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5386 and walk arguments explicitly.
5388 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5389 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5390 (expand_simple_operations): Likewise.
5391 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5393 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5394 of TREE_CODE_LENGTH.
5395 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5397 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5398 instead of TREE_CODE_LENGTH.
5400 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5401 (tree_ic_transform): Likewise.
5402 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5403 parameter instead of arglist. Fix callers.
5404 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5405 (tree_stringops_transform): Likewise.
5406 (tree_indirect_call_to_profile): Likewise.
5407 (tree_stringops_values_to_profile): Likewise.
5409 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5410 (eliminate_tail_call): Likewise.
5412 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5414 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5415 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5417 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5419 * omp-low.c (build_omp_barrier): Use build_call_expr.
5420 (lower_rec_input_clauses): Likewise.
5421 (lower_reduction_clauses): Likewise.
5422 (expand_parallel_call): Likewise.
5423 (maybe_catch_exception): Likewise.
5424 (expand_omp_for_generic): Likewise.
5425 (expand_omp_for_static_nochunk): Likewise.
5426 (expand_omp_sections): Likewise.
5427 (lower_omp_single_simple): Likewise.
5428 (lower_omp_single_copy): Likewise.
5429 (lower_omp_master): Likewise.
5430 (lower_omp_ordered): Likewise.
5431 (lower_omp_critical): Likewise.
5433 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5434 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5436 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5437 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5438 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5440 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5441 and generalize to handle any number of operands.
5442 (chrec_contains_undetermined): Likewise.
5443 (tree_contains_chrecs): Likewise.
5444 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5446 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5448 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5449 fold_call_expr instead of fold_builtin.
5450 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5451 match declarations there.
5452 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5455 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5456 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5458 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5459 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5461 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5464 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5465 (execute_cse_sincos): Use new CALL_EXPR accessors.
5467 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5469 * gimple-low.c (lower_function_body): Use build_call_expr.
5470 (lower_builtin_setjmp): Likewise.
5472 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5473 (set_storage_via_libcall): Likewise.
5474 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5475 instead of TREE_CODE_LENGTH.
5476 (expand_expr_real_1): Use new CALL_EXPR accessors.
5478 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5479 generalize to handle any number of operands.
5480 (TB_parent_eq): Likewise.
5482 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5483 (strip_builtin_expect): Likewise.
5485 * function.c (gimplify_parameters): Use build_call_expr.
5487 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5488 instead of TREE_CODE_LENGTH.
5490 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5491 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5493 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5496 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5497 (gimplify_decl_expr): Likewise.
5498 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5499 Use new CALL_EXPR iterators.
5500 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5501 (gimplify_modify_expr_to_memset): Likewise.
5502 (gimplify_variable_sized_compare): Likewise.
5503 (gimplify_omp_atomic_fetch_op): Likewise.
5504 (gimplify_omp_atomic_pipeline): Likewise.
5505 (gimplify_omp_atomic_mutex): Likewise.
5506 (gimplify_function_tree): Likewise.
5508 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5509 (call_expr_flags): Likewise.
5510 (expand_call): Likewise.
5512 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5513 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5516 * coverage.c (create_coverage): Use build_call_expr.
5518 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5519 (temp_call_expr_obstack): New.
5520 (pool_copy_list): Delete.
5521 (temp_copy_call_expr): New.
5522 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5523 CALL_EXPR accessors. Get rid of special goo for copying argument
5524 lists and use temp_copy_call_expr instead.
5525 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5526 CALL_EXPR accessors.
5527 (create_expression_by_pieces): Likewise. Use build_call_array
5528 to construct the result instead of fold_build3.
5529 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5530 dealing with argument lists.
5531 (init_pre): Remove references to expression_node_pool and
5532 list_node_pool. Init temp_call_expr_obstack instead.
5533 (fini_pre): Remove references to expression_node_pool and
5536 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5537 and walk arguments explicitly instead of as a list.
5539 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5540 (mx_register_decls): Likewise.
5541 (mudflap_register_call): Likewise.
5542 (mudflap_finish_file): Likewise.
5544 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5545 (ipa_callsite_compute_param): Likewise.
5547 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5548 accessors and constructor.
5550 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5551 accessors and constructor.
5552 (convert_tramp_reference): Likewise.
5553 (convert_call_expr): Likewise.
5554 (finalize_nesting_tree_1): Likewise.
5556 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5559 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5561 * tree-inline.c (initialize_inlined_parameters): Pass entire
5562 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5564 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5565 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5567 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5568 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5569 (vectorizable_reduction): Likewise.
5570 (vectorizable_call): Use new CALL_EXPR iterators.
5571 (vectorizable_conversion): Use build_call_expr.
5572 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5573 (vect_gen_widened_results_half): Use build_call_expr.
5574 (vect_setup_realignment): Likewise.
5575 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5577 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5578 (pass_through_call): Likewise.
5579 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5582 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5583 (tree_gen_pow2_profiler): Likewise.
5584 (tree_gen_one_value_profiler): Likewise.
5585 (tree_gen_ic_func_profiler): Likewise.
5586 (tree_gen_average_profiler): Likewise.
5587 (tree_gen_ior_profiler): Likewise.
5589 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5590 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5591 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5593 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5594 of TREE_CODE_LENGTH.
5596 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5597 of TREE_CODE_LENGTH.
5599 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5601 (convert_to_integer): Likewise.
5603 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5606 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5607 Brooks Moses <brooks.moses@codesourcery.com>
5608 Lee Millward <lee.millward@codesourcery.com>
5610 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5612 * config/frv/frv.c (frv_expand_builtin): Likewise.
5613 * config/s390/s390.c (s390_expand_builtin): Likewise.
5615 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5616 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5618 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5619 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5620 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5621 (ix86_expand_store_builtin): Likewise.
5622 (ix86_expand_unop_builtin): Likewise.
5623 (ix86_expand_unop1_builtin): Likewise.
5624 (ix86_expand_sse_compare): Likewise.
5625 (ix86_expand_sse_comi): Likewise.
5626 (ix86_expand_vec_init_builtin): Likewise.
5627 (ix86_expand_vec_ext_builtin): Likewise.
5628 (ix86_expand_vec_set_builtin): Likewise.
5629 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5631 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5632 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5634 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5635 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5636 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5638 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5640 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5641 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5642 arglist. Use new CALL_EXPR accessors. Fix callers.
5643 (altivec_expand_abs_builtin): Likewise.
5644 (rs6000_expand_binop_builtin): Likewise.
5645 (altivec_expand_predicate_builtin): Likewise.
5646 (altivec_expand_lv_builtin): Likewise.
5647 (spe_expand_stv_builtin): Likewise.
5648 (altivec_expand_stv_builtin): Likewise.
5649 (rs6000_expand_ternop_builtin): Likewise.
5650 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5651 (altivec_expand_st_builtin): Likewise.
5652 (altivec_expand_dst_builtin): Likewise.
5653 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5654 arglist. Use new CALL_EXPR accessors. Fix callers.
5655 (altivec_expand_vec_set_builtin): Likewise.
5656 (altivec_expand_vec_ext_builtin): Likewise.
5657 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5658 (spe_expand_builtin): Likewise.
5659 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5660 arglist. Use new CALL_EXPR accessors. Fix callers.
5661 (spe_expand_evsel_builtin): Likewise.
5662 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5663 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5665 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5666 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5667 (arm_expand_unop_builtin): Likewise.
5668 (arm_expand_builtin): Use new CALL_EXPR accessors.
5670 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5673 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5674 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5675 (bfin_expand_unop_builtin): Likewise.
5676 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5678 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5679 Brooks Moses <brooks.moses@codesourcery.com>
5680 Lee Millward <lee.millward@codesourcery.com>
5682 * c-semantics.c (build_stmt): Add internal diagnostic check.
5684 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5685 accessors. Print arguments explicitly instead of as a list.
5687 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5689 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5690 (c_finish_omp_flish): Likewise.
5692 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5693 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5694 instead of TREE_CODE_LENGTH.
5695 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5696 (c_warn_unused_result): Likewise.
5698 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5701 * doc/invoke.texi (Warning Options): Remove
5702 -Werror-implicit-function-declaration.
5703 (Wimplicit-function-declaration): Update description.
5704 * opts.c (common_handle_option): Move handling of -Werror=* to...
5705 (enable_warning_as_error): ...here.
5706 * opts.h (enable_warning_as_error): Declare.
5707 * c-decl.c (implicit_decl_warning): Unless
5708 -Wno-implicit-function-declaration is given, emit a pedwarn if
5709 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5710 * c.opt (Wimplicit-function-declaration): Replace
5711 mesg_implicit_function_declaration with
5712 warn_implicit_function_declaration.
5713 * c-opts.c (c_common_handle_option):
5714 -Werror-implicit-function-declaration is exactly equal as
5715 -Werror=implicit-function-declaration.
5716 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5717 warn_implicit_function_declaration.
5718 (c_common_post_options): -Wimplict-function-declaration is enabled
5719 by default by -std=c99, otherwise is disabled by default.
5720 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5722 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5724 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5725 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5726 former is ignored but not the latter.
5728 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5730 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5731 is made and the reference doesn't use the alias set of its type,
5732 do not create the temporary using that type.
5734 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5736 * jump.c: Remove prototypes for delete_computation and
5737 delete_prior_computation.
5739 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5741 * jump.c (get_label_after): Delete.
5742 (get_label_before, delete_computation, delete_jump,
5743 delete_prior_computation, follow_jumps): Move...
5744 * reorg.c (delete_computation, delete_prior_computation): ... here...
5745 (get_label_before, delete_jump): ... making these static ...
5746 (follow_jumps): ... and simplifying this since it only runs after
5748 * rtl.h (get_label_after, get_label_before, delete_jump,
5749 follow_jumps): Delete prototypes.
5751 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5753 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5755 2007-02-15 Nick Clifton <nickc@redhat.com>
5757 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5758 order to prevent it from being munged by the target.
5760 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5762 * config/i386/i386.md: Remove misleading comment.
5764 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5766 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5767 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5770 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5772 * tree-sra.c (instantiate_missing_elements): Canonicalize
5774 (sra_build_assignment): New.
5775 (generate_copy_inout, generate_element_copy,
5776 generate_element_zero, generate_one_element_init): Use it.
5778 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5780 * tree-sra.c (instantiate_missing_elements): Canonicalize
5782 (sra_build_assignment): New.
5783 (generate_copy_inout, generate_element_copy,
5784 generate_element_zero, generate_one_element_init): Use it.
5786 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5788 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5791 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5793 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5794 types as aggregates not scalars.
5795 * function.c (assign_stack_temp_for_type): Likewise.
5797 2007-02-14 Roger Sayle <roger@eyesopen.com>
5798 Zdenek Dvorak <dvorakz@suse.cz>
5800 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5803 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5805 * passes.c (next_pass_1): Clear the next field of the copied
5808 2007-02-14 Richard Henderson <rth@redhat.com>
5810 * tree-sra.c (early_sra): New.
5811 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5812 (tree_sra_early, pass_sra_early): New.
5813 * tree-pass.h (pass_sra_early): Declare.
5814 * passes.c (init_optimization_passes): Use it.
5816 2007-02-14 Richard Guenther <rguenther@suse.de>
5818 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5820 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5822 PR tree-optimization/30771
5823 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5825 (vect_analyze_operations): Induction phis can now be marked as
5827 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5828 Update documentation accordingly.
5830 2007-02-14 Nick Clifton <nickc@redhat.com>
5832 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5833 most 3 arguments are supported.
5834 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5836 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5838 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5839 Ensure dst->current is valid.
5841 2007-02-13 Paul Brook <paul@codesourcery.com>
5843 * config.gcc: Add arm*-*-uclinux-*eabi.
5844 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5845 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5846 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5847 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5848 (LINK_SPEC): Define.
5850 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5852 * config/arm/uclinux-eabi.h: New file.
5853 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5854 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5857 2007-02-13 Ian Lance Taylor <iant@google.com>
5859 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5860 * flags.h (warn_strict_overflow): Declare.
5861 (enum warn_strict_overflow_code): Define.
5862 (issue_strict_overflow_warning): New static inline function.
5863 * opts.c (warn_strict_overflow): New variable.
5864 (common_handle_option): Handle OPT_Wstrict_overflow and
5865 OPT_Wstrict_overflow_.
5866 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5868 * fold-const.c: Include intl.h.
5869 (fold_deferring_overflow_warnings): New static variable.
5870 (fold_deferred_overflow_warning): New static variable.
5871 (fold_deferred_overflow_code): New static variable.
5872 (fold_defer_overflow_warnings): New function.
5873 (fold_undefer_overflow_warnings): New function.
5874 (fold_undefer_and_ignore_overflow_warnings): New function.
5875 (fold_deferring_overflow_warnings_p): New function.
5876 (fold_overflow_warning): New static function.
5877 (make_range): Add strict_overflow_p parameter. Change all
5879 (extract_muldiv, extract_muldiv_1): Likewise.
5880 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5881 tree_expr_nonnegative_p.
5882 (fold_negate_expr): Call fold_overflow_warning.
5883 (fold_range_test): Likewise.
5884 (fold_comparison): Likewise.
5885 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5886 instead of tree_expr_nonnegative_p.
5887 (tree_expr_nonnegative_warnv_p): Rename from
5888 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5889 (tree_expr_nonnegative_p): New function.
5890 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5891 strict_overflow_p parameter.
5892 (tree_expr_nonzero_p): New function.
5893 * passes.c (verify_interpass_invariants): New static function.
5894 (execute_one_pass): Call it.
5895 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5897 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5898 (estimate_numbers_of_iterations): Likewise.
5899 (scev_probably_wraps_p): Likewise.
5900 * tree-ssa-ccp.c: Include "toplev.h".
5901 (evaluate_stmt): Defer fold overflow warnings until we know we are
5903 (struct fold_stmt_r_data): Add stmt field.
5904 (fold_stmt_r): Defer fold overflow warnings until we know we
5906 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5907 (fold_stmt_inplace): Likewise.
5908 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5909 (cleanup_control_expr_graph): Defer fold overflow warnings until
5910 we know we are going to optimize.
5911 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5912 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5914 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5915 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5916 * tree-ssa-loop-manip.c (create_iv): Likewise.
5917 * c-typeck.c (build_conditional_expr): Likewise.
5918 (build_binary_op): Likewise.
5919 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5920 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5921 (extract_range_from_unary_expr): Likewise.
5922 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5923 assuming that signed overflow does not occur.
5924 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5925 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5926 (fold_defer_overflow_warnings): Declare.
5927 (fold_undefer_overflow_warnings): Declare.
5928 (fold_undefer_and_ignore_overflow_warnings): Declare.
5929 (fold_deferring_overflow_warnings_p): Declare.
5930 (tree_expr_nonzero_warnv_p): Declare.
5931 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5933 (Warning Options): Document -Wstrict-overflow.
5934 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5935 (tree-ssa-ccp.o): Likewise.
5936 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5937 (fold-const.o): Depend on intl.h.
5939 2007-02-13 Ian Lance Taylor <iant@google.com>
5942 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5945 2007-02-13 Stuart Hastings <stuart@apple.com>
5947 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5949 2007-02-13 Richard Henderson <rth@redhat.com>
5951 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5952 handled_component_p before looking for the indirect_ref.
5954 2007-02-13 Richard Henderson <rth@redhat.com>
5956 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5957 remove flags clobber.
5958 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5959 (bswaphi_lowpart): New.
5960 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5961 remove TARGET_BSWAP test. Delete expander of the same name.
5963 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5964 (expand_unop): Use them.
5966 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5968 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5969 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5970 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5971 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5972 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5973 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5974 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5975 assembler dialect choice from asm templates.
5977 2007-02-12 Richard Henderson <rth@redhat.com>
5979 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
5980 (fixuns_trunc<SSEMODEF>si2): Use it.
5981 * config/i386/sse.md (vec_setv4sf_0): Export.
5982 * config/i386/i386.c (ix86_build_const_vector): Export.
5983 (ix86_split_convert_uns_si_sse): Rename from
5984 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
5985 * config/i386/i386-protos.h: Update.
5987 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5990 * c-typeck.c (c_finish_return): Improve warning message.
5992 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5994 * alias.c (find_symbolic_term): Delete unused function.
5996 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
5998 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
5999 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6000 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6002 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6004 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6005 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6006 the function, temporarily point the debug interface to the null one.
6008 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6010 * dwarf2out.c (round_up_to_align): New static function.
6011 (field_byte_offset): Use it to round the offset.
6013 2007-02-12 Richard Henderson <rth@redhat.com>
6015 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6016 (inswl_const): Export.
6018 2007-02-12 Richard Henderson <rth@redhat.com>
6020 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6021 result mode of the libcall, convert back to outmode.
6023 2007-02-12 Roger Sayle <roger@eyesopen.com>
6025 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6026 (bswapdi2): New define_expand to implement 32-bit implementation.
6028 2007-02-12 Nick Clifton <nickc@redhat.com>
6030 * doc/invoke.texi (Overall Options): Document --help=.
6031 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6032 (cc1_options): Pass --help= on to cc1.
6033 (display_help): Add description of --help=.
6034 (process_command): Add code to handle --help=. Allow translated
6035 --help and --target-help switches to be passed on to compiler
6037 (main): Remove unused if statement.
6038 * opts.c (columns): Remove.
6039 (LEFT_COLUMN): Define.
6040 (wrap_help): Add columns argument.
6041 (print_filtered_help): Change parameters to be an include bitmask,
6042 an exclude bitmask, an any bitmask and the column width. Move the
6043 code to display the params list here. Add code to display the
6044 status of options rather than their descriptions if the quiet flag
6046 (print_specific_help): Change parameters to be an include bitmask,
6047 an exclude bitmask and an any bitmask. Move code to look up the
6048 column width here. Decide upon the title for an options listing.
6049 (common_handle_options): Add code to handle --help=. Adapt code
6050 for --help and --target-help to use the revised form of the
6051 print_specific_help function.
6052 (print_help): Delete.
6053 (print_param_help): Delete.
6054 (print_switch): Delete.
6055 * opts.h (cl_lang_count): Add prototype.
6056 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6057 CL_MAX_OPTION_CLASS): New defines.
6058 * optc-gen.awk: Add construction of cl_lang_count.
6059 * c.opt: Add Warning attribute to warning options and Optimization
6060 attribute to optimization options.
6061 * common.opt: Likewise.
6063 Add -fhelp and -ftarget-help as aliases for the transformed --help
6064 and --target-help options.
6065 * opt-functions.awk: Add code to handle Warning and Optimization
6068 2007-02-12 Richard Henderson <rth@redhat.com>
6070 * config/alpha/constraints.md: New file.
6071 * config/alpha/alpha.c: Include tm-constrs.h.
6072 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6073 alpha_extra_constraint): Remove.
6074 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6075 * config/alpha/alpha-protos.h: Update.
6076 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6077 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6078 (EXTRA_CONSTRAINT): Remove.
6079 * config/alpha/alpha.md: Include constraints.md.
6080 (adddi splitter): Use satisfies_constraint_*.
6081 * config/alpha/predicates.md (add_operand): Likewise.
6082 (sext_add_operand, addition_operation): Likewise.
6084 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6086 PR tree-optimization/29145
6087 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6088 in our handling of restrict qualified pointers.
6090 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6093 * doc/invoke.texi (Wunused-value): Update description.
6094 (Wextra): Delete item.
6095 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6096 value of Wunused-value.
6097 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6098 (c_finish_stmt_expr): Don't check extra_warnings.
6099 (emit_side_effect_warnings): The caller is responsible to check
6102 2007-02-11 Roger Sayle <roger@eyesopen.com>
6103 Matt Thomas <matt@3am-software.com>
6105 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6107 2007-02-11 Roger Sayle <roger@eyesopen.com>
6109 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6110 comparisons of POPCOUNT against zero.
6111 (simplify_const_relational_operation): Likewise.
6113 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6115 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6117 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6119 * dwarf2out.c (root_type): Delete unused function.
6121 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6123 * genattrtab.c (contained_in_p): Delete unused function.
6124 (write_expr_attr_cache): Likewise.
6126 2007-02-11 Jan Hubicka <jh@suse.cz>
6128 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6131 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6133 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6134 to add the REG_EQ* note.
6135 * see.c (see_merge_one_use_extension): Likewise.
6136 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6137 turn REG_EQUAL notes into REG_EQUIV notes if the target
6138 register may have more than one set.
6139 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6140 * gcse.c (try_replace_reg): Likewise.
6141 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6142 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6143 more than one REG_EQUIV note.
6144 * reload1.c (gen_reload): Use set_unique_reg_note.
6146 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6148 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6149 (ix86_builtin_conversion): New function.
6151 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6154 * tree.h (DECL_REPLACEABLE_P): New macro.
6155 * except.c (set_nothrow_function_flags): Likewise.
6157 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6158 Ira Rosen <irar@il.ibm.com>
6159 Dorit Nuzman <dorit@il.ibm.com>
6161 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6162 * targhooks.c (default_builtin_vectorized_conversion): New.
6163 * targhooks.h (default_builtin_vectorized_function): New declaration.
6164 * target.h (struct vectorize): Add builtin_conversion field.
6165 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6166 stmt_vec_info_type value.
6167 (vectorizable_conversion): New declaration.
6168 * tree-vect-analyze.c (vect_analyze_operations): Add
6169 vectorizable_conversion call.
6170 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6171 * tree-vect-transform.c (vectorizable_conversion): New function.
6172 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6173 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6175 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6176 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6177 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6178 or ALTIVEC_BUILTIN_VCFSX.
6180 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6183 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6184 CONST_DOUBLE and operand 0 is a hard register.
6185 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6186 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6187 is a hard floating-point register.
6189 2007-02-10 Richard Henderson <rth@redhat.com>
6190 Jakub Jelinek <jakub@redhat.com>
6191 Alexandre Oliva <aoliva@redhat.com>
6193 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6194 * builtin-types.def (BT_WORD): Make unsigned.
6195 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6196 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6197 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6198 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6199 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6200 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6202 * expr.c (emutls_var_address): New.
6203 (expand_expr_real_1): Expand emulated tls.
6204 (expand_expr_addr_expr_1): Likewise.
6205 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6206 * output.h (emutls_finish): Declare.
6207 * toplev.c (compile_file): Call it.
6208 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6209 address before wrapping in CONST.
6210 * varasm.c (emutls_htab, emutls_object_type): New.
6211 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6212 (get_emutls_object_name, get_emutls_object_type): New.
6213 (get_emutls_init_templ_addr, emutls_decl): New.
6214 (emutls_common_1, emutls_finish): New.
6215 (assemble_variable): When emulating tls, swap decls; generate
6216 constructor for the emutls objects.
6217 (do_assemble_alias): When emulating tls, swap decl and target name.
6218 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6220 * varpool.c (decide_is_variable_needed): Look at force_output.
6221 Recurse for emulated tls.
6222 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6223 with decide_is_variable_needed.
6224 * emutls.c: New file.
6225 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6226 tls_object for real tls.
6228 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6230 PR rtl-optimization/29599
6231 * reload1.c (eliminate_regs_in_insn): Take the destination
6232 mode into account when computing the offset.
6234 2007-02-09 Stuart Hastings <stuart@apple.com>
6235 Richard Henderson <rth@redhat.com>
6237 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6238 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6239 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6240 fixuns_truncdfhi2): New.
6241 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6242 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6243 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6244 (floatunssidf2): Allow nonimmediate source.
6245 * gcc/config/i386/sse.md (movdi_to_sse): New.
6246 (vec_concatv2di): Drop '*'.
6247 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6248 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6249 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6251 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6252 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6253 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6254 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6255 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6256 ix86_build_const_vector.
6257 (x86_emit_floatuns): Rewrite.
6259 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6261 * genautomata.c (longest_path_length): Delete unused function.
6262 (struct state): Delete unused longest_path_length.
6263 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6264 (get_free_state): Delete unused.
6266 2007-02-09 Jan Hubicka <jh@suse.cz>
6268 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6269 * doc/invoke.texi (inline-unit-growth): Update default value.
6271 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6272 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6273 (rebuild_cgraph_edges): Likewise.
6274 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6275 (dump_cgraph_node): Dump frequencies.
6276 (cgraph_clone_edge): Add frequency scales.
6277 (cgraph_clone_node): Add freuqnecy.
6278 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6279 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6280 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6281 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6282 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6283 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6284 (save_inline_function_body): Likewise.
6285 * ipa-inline.c: inluce rtl.h
6286 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6287 (cgraph_edge_badness): Use frequencies.
6288 (cgraph_decide_recursive_inlining): Update clonning.
6289 (cgraph_decide_inlining_of_small_function): Dump frequency.
6290 * predict.c (estimate_bb_frequencies): Export.
6291 * predict.h (estimate_bb_frequencies): Declare.
6292 * tree-inline.c (copy_bb): Watch overflows.
6293 (expand_call_inline): Update call of cgraph_create_edge.
6294 (optimize_inline_calls): Use TODO flags to update frequnecies.
6295 * passes.h: Include predict.h
6296 (init_optimization_passes): Move profile ahead.
6297 (execute_function_todo): Handle TODO_rebuild_frequencies.
6299 2007-02-09 Roger Sayle <roger@eyesopen.com>
6301 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6302 the insbl or inswl pattern into a register.
6304 2007-02-09 Roger Sayle <roger@eyesopen.com>
6306 * config/ia64/ia64.md (bswapdi2): New define_insn.
6308 2007-02-09 Richard Henderson <rth@redhat.com>
6310 * config/i386/constraints.md (Ym): New constraint.
6311 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6312 (movdi_1_rex64): Split sse and xmm general register moves from
6313 memory move alternatives. Use conditional register constraints.
6314 (movsf_1, movdf_integer): Likewise.
6315 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6316 (movdf_integer_rex64): New.
6317 (pushsf_rex64): Fix output constraints.
6318 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6319 (sse2_stored): Likewise.
6320 (sse2_storeq_rex64): New.
6321 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6322 amd and not generic.
6323 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6324 for optimize_size. Remove SF/DFmode hack.
6326 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6328 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6331 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6332 Richard Sandiford <richard@codesourcery.com>
6334 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6335 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6336 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6337 m68k/t-mlib to tmake_file.
6338 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6339 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6340 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6341 Allow it to be cf or m68k. Set m68k_arch_family. If that
6342 variable is not empty, add t-$m68k_arch_family to tmake_file.
6343 Add t-mlibs to tmake_file.
6344 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6345 * config/m68k/t-cf: New file.
6346 * config/m68k/t-m68k: Likewise.
6347 * config/m68k/t-mlibs: Likewise.
6348 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6349 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6350 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6351 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6352 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6354 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6355 (INSTALL_LIBGCC): Delete.
6356 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6357 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6358 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6359 (M68K_MLIB_CPU): Define.
6360 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6361 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6362 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6364 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6365 Richard Guenther <rguenther@suse.de>
6368 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6369 against INT_MIN/INT_MAX.
6370 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6371 file if a loop is removed.
6373 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6375 * calls.c (store_one_arg): Pass correct alignment to
6376 emit_push_insn for non-BLKmode values.
6377 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6378 unaligned stack slot via a suitably aligned slot.
6380 2007-02-08 DJ Delorie <dj@redhat.com>
6382 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6384 (legal_subregs): Use unsigned char, make const.
6385 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6387 2007-02-08 Paul Brook <paul@codesourcery.com>
6389 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6390 special interworking needed.
6392 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6394 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6395 conditional to __SSE2__.
6396 (Entries below should have been added to first ChangeLog
6397 entry for amdfam10 dated 2007-02-05)
6398 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6400 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6402 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6405 2007-02-08 DJ Delorie <dj@redhat.com>
6407 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6408 * config/m32c/m32c.c (legal_subregs): New.
6409 (m32c_illegal_subreg_p): New.
6410 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6411 unsupported subregs of hard regs.
6413 2007-02-08 Jan Hubicka <jh@suse.cz>
6415 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6416 the same one; always update histograms.
6418 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6420 * passes.c (init_optimization_passes): Tidy comment.
6422 2007-02-08 Roger Sayle <roger@eyesopen.com>
6424 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6425 strip zero_extend, bswap and rotates from POCOUNT's argument.
6426 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6427 zero_extend and rotates from PARITY's argument.
6428 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6429 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6430 of an integer constant at compile-time.
6432 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6435 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6437 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6440 * tree-ssa-live.c (remove_unused_locals): Do not remove
6441 TREE_ADDRESSABLE variables.
6442 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6443 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6444 FOR_CLOBBER. Update all users.
6445 If VAR has an associated alias set, add a virtual operand for
6446 it if no alias is found to conflict with the memory reference.
6448 2007-02-07 Jan Hubicka <jh@suse.cz>
6449 Robert Kidd <rkidd@crhc.uiuc.edu>
6451 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6453 2007-02-07 Ian Lance Taylor <iant@google.com>
6455 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6457 2007-02-07 Roger Sayle <roger@eyesopen.com>
6459 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6460 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6461 tablejumpdi, movsi_to_cr_one): Remove constraints from
6462 define_expand's match_operands.
6464 2007-02-07 Roger Sayle <roger@eyesopen.com>
6466 * global.c (compute_regsets): Move declatation of "i" inside of
6467 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6469 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6472 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6473 of INDIRECT_REF <RESULT_DECL>.
6475 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6477 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6478 Kaz Kojima <kkojima@gcc.gnu.org>
6481 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6483 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6485 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6487 * doc/loop.texi: Document possibility not to perform disambiguation
6488 of loops with multiple latches.
6489 * cfgloopmanip.c (alp_enum_p): Removed.
6490 (add_loop): Handle subloops. Use get_loop_body_with_size.
6491 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6492 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6493 the new forwarder block.
6494 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6495 Handle the case latch is NULL.
6496 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6497 when marking loop exits.
6498 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6500 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6501 disambiguate_loops_with_multiple_latches.
6502 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6503 before fix_loop_structure.
6504 * cfgloop.c: Include pointer-set.h and output.h.
6505 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6506 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6507 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6508 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6509 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6510 disambiguate_multiple_latches, get_loop_body_with_size,
6511 disambiguate_loops_with_multiple_latches): New functions.
6512 (flow_loop_dump): Dump multiple latch edges.
6513 (flow_loop_nodes_find): Handle loops with multiple latches.
6514 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6515 (glb_enum_p): Modified.
6516 (get_loop_body): Use get_loop_body_with_size.
6517 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6518 (AVOID_CFG_MODIFICATIONS): New constant.
6519 (disambiguate_loops_with_multiple_latches, add_loop,
6520 get_loop_body_with_size): Declare.
6521 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6523 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6526 * global.c (compute_regsets): New function.
6527 (global_alloc): Refactored ELIMINABLE_REGSET
6528 and NO_GLOBAL_ALLOC_REGS computation out.
6529 (rest_of_handle_global_alloc): Call compute_regsets()
6530 for non-optimizing case.
6532 2007-02-06 Richard Henderson <rth@redhat.com>
6534 * config/i386/constraints.md (Y2): Rename from Y.
6535 (Yi): New constraint.
6536 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6537 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6538 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6539 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6540 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6541 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6542 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6543 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6544 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6545 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6546 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6547 vec_extractv2si_1): Change Y constraints to Y2.
6548 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6549 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6550 Change Y constraints to Y2.
6551 (sse2_loadld): Change Y constraints to x.
6553 2007-02-06 Roger Sayle <roger@eyesopen.com>
6555 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6556 (parity<mode>2): New define_expand using rs6000_emit_parity.
6557 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6558 rs6000_emit_parity): New functions.
6559 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6560 rs6000_emit_parity): Prototype here.
6562 2007-02-06 Ian Lance Taylor <iant@google.com>
6564 * lower-subreg.c (simple_move_operand): Reject CONST.
6565 (resolve_clobber): Call validate_change rather than directly
6566 assigning to XEXP (pat, 0).
6568 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6570 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6571 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6572 (tree-cfg.o): Remove hashtab.h dependency.
6574 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6575 (struct ivopts_data): Change niters to pointer_map_t.
6576 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6577 (niter_for_exit): Create pointer_map on demand. Change for
6579 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6580 (free_loop_data): Destroy data->niters if created and reset field.
6581 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6582 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6584 * tree-ssa-reassoc.c: Include pointer-set.h.
6585 (bb_rank): Change to long *.
6586 (operand_rank): Change to pointer_map_t.
6587 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6588 (insert_operand_rank): Accept long.
6589 (operand_entry_hash, operand_entry_eq): Remove.
6590 (get_rank): Return long. Adjust for changes above.
6591 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6593 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6595 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6596 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6597 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6599 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6600 directly since it cannot be NULL.
6601 (get_vi_for_tree): Rewrite for pointer_map API.
6602 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6603 (init_alias_vars): Create vi_for_tree as pointer_map.
6604 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6606 * tree-cfg.c: Don't include hashtab.h.
6607 (edge_to_cases): Declare as pointer_map.
6608 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6610 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6611 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6612 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6614 (record_switch_edge): Delete.
6615 (get_cases_for_edge): Adjust for pointer_map API, inline
6616 record_switch_edge (rewritten for new API), remove goto.
6618 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6620 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6621 * tree-nested.c: Include pointer-set.h.
6622 (var_map_elt, var_map_eq, var_map_hash): Delete.
6623 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6625 (nesting_info_bitmap_obstack): New.
6626 (lookup_field_for_decl): Adjust for pointer_map API.
6627 (lookup_tramp_for_decl): Adjust for pointer_map API.
6628 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6629 (get_local_debug_decl): Adjust for pointer_map API.
6630 (convert_nl_goto_reference): Adjust for pointer_map API.
6631 (convert_nl_goto_receiver): Adjust for pointer_map API.
6632 (create_nesting_tree): Create outside GGC space. Create bitmap on
6633 the new obstack. Create field_map and var_map as pointer_maps.
6634 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6636 (lower_nested_functions): Move root here, no need to NULL it.
6637 Initialize and release the obstack.
6639 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6641 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6642 Remove prototypes and make them non-static.
6643 (struct tree_int_map): Remove.
6644 * tree.h (struct tree_int_map): Move here, turning TO into an
6646 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6648 * tree.h (TREE_COMPLEXITY): Remove.
6649 (struct tree_exp): Remove complexity field.
6650 * tree.c (build1_stat): Don't set it.
6652 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6653 Victor Kaplansky <victork@il.ibm.com>
6655 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6656 (vect_is_simple_reduction): Support reduction with induction as
6657 one of the operands.
6658 (vect_is_simple_iv_evolution): Fix formatting.
6659 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6660 formatting. Don't mark induction phis for vectorization.
6661 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6662 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6663 (vect_get_vec_def_for_operand): Support induction.
6664 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6666 (vectorizable_reduction): Support reduction with induction as one of
6668 (vectorizable_type_demotion): Use def-type of stmt argument rather
6669 than dummy def-type.
6671 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6672 flag_tree_scev_cprop.
6673 * common.opt (tree-scev-cprop): New flag.
6675 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6676 call to vect_get_new_vect_var.
6678 2007-02-06 Ira Rosen <irar@il.ibm.com>
6680 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6681 vectype is not NULL.
6682 (vect_pattern_recog_1): Likewise.
6684 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6686 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6687 (fold_negate_expr): Likewise.
6689 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6692 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6693 even if cv-qualification is the same.
6695 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6697 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6698 __enable_execute_stack on completion.
6700 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6702 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6703 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6704 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6705 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6706 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6707 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6708 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6709 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6711 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6713 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6714 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6715 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6716 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6717 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6718 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6719 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6720 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6721 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6722 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6723 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6724 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6725 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6726 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6727 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6728 sqrtextenddfxf2_i387): Added amdfam10_decode.
6730 * config/i386/athlon.md (athlon_idirect_amdfam10,
6731 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6732 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6733 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6734 athlon_ivector_store_amdfam10): New define_insn_reservation.
6735 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6740 * config/i386/athlon.md (athlon_call_amdfam10,
6741 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6742 define_insn_reservation.
6743 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6744 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6745 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6747 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6749 * config/i386/athlon.md (athlon_sseld_amdfam10,
6750 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6751 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6753 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6755 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6756 define_insn_reservation.
6757 * config/i386/i386.md (sseins): Added sseins to define_attr type
6758 and define_attr unit.
6759 * config/i386/sse.md: Set type attribute to sseins for insertq
6762 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6764 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6765 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6766 ssecomi_load_amdfam10, ssecomi_amdfam10,
6767 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6768 define_insn_reservation.
6769 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6773 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6774 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6775 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6776 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6777 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6778 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6779 define_insn_reservation.
6781 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6782 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6783 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6784 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6785 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6787 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6789 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6790 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6791 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6792 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6793 athlon_ssemul_load_k8): Added amdfam10.
6795 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6797 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6798 (x86_sse_unaligned_move_optimal): New variable.
6800 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6802 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6803 for unaligned vector SSE double/single precision loads for AMDFAM10.
6805 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6807 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6808 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6809 Define TARGET_CPU_DEFAULT_amdfam10.
6810 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6811 (processor_type): Add PROCESSOR_AMDFAM10.
6813 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6814 processor_type in config/i386/i386.h.
6815 Enable imul peepholes for TARGET_AMDFAM10.
6817 * config.gcc: Add support for --with-cpu option for amdfam10.
6819 * config/i386/i386.c (amdfam10_cost): New variable.
6820 (m_AMDFAM10): New macro.
6821 (m_ATHLON_K8_AMDFAM10): New macro.
6822 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6823 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6824 x86_promote_QImode, x86_integer_DFmode_moves,
6825 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6826 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6827 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6828 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6829 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6830 Enable/disable for amdfam10.
6831 (override_options): Add amdfam10_cost to processor_target_table.
6832 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6833 processor_alias_table.
6834 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6835 (ix86_adjust_cost): Add code for amdfam10.
6837 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6839 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6840 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6841 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6842 * config/i386/i386.h: Add builtin definition for SSE4A.
6843 * config/i386/i386.md: Add support for ABM instructions
6845 * config/i386/sse.md: Add support for SSE4A instructions
6846 (movntss, movntsd, extrq, insertq).
6847 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6848 Add -march=amdfam10 flag.
6849 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6850 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6852 * doc/extend.texi: Add documentation for SSE4A builtins.
6854 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6856 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6858 2007-02-05 Richard Guenther <rguenther@suse.de>
6860 * tree-vectorizer.h (vectorizable_function): Add argument type
6861 argument, change return type.
6862 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6863 * tree-vect-transform.c (vectorizable_function): Handle extra
6864 argument, return vectorized function decl.
6865 (build_vectorized_function_call): Remove.
6866 (vectorizable_call): Handle calls with result and argument types
6867 differing. Handle loop vectorization factor correctly.
6868 * targhooks.c (default_builtin_vectorized_function): Adjust for
6870 * targhooks.h (default_builtin_vectorized_function): Likewise.
6871 * target.h (builtin_vectorized_function): Add argument type
6873 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6874 extra argument, allow vectorizing of lrintf.
6875 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6876 documentation of target hook.
6878 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6881 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6882 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6883 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6885 2007-02-05 Roger Sayle <roger@eyesopen.com>
6887 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6888 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6889 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6890 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6891 before canonicalizing sincos to cexpi.
6892 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6894 2007-02-05 Roger Sayle <roger@eyesopen.com>
6896 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6897 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6898 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6900 2007-02-05 Roger Sayle <roger@eyesopen.com>
6902 * mips-tfile.c (initialize_init_file): Correct endianness test.
6904 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6906 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6909 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6911 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6912 saves in a PARALLEL before the register assignments.
6914 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6916 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6917 DWARF_FRAME_RETURN_COLUMN to be a general register.
6918 * dwarf2out.c (init_return_column_size): New function, split from...
6919 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6920 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6921 to be nongeneral registers.
6922 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6924 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6925 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6927 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6929 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6931 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6933 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6934 (remove_path): Use can_remove_branch_p and remove_branch instead
6935 of loop_delete_branch_edge.
6936 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6937 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6938 Update profile using scale_dominated_blocks_in_loop.
6939 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6940 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6941 (can_remove_branch_p, remove_branch): Declare.
6942 * tree-cfg.c (tree_can_remove_branch_p): New function.
6943 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6944 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6945 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6947 2007-02-05 Jan Hubicka <jh@suse.cz>
6950 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6951 nodes in cgraph, don't remove offline copy of the function.
6953 2007-02-04 Jan Hubicka <jh@suse.cz>
6955 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6956 vectors might cause maybe_lookup_element_for_expr to be called
6957 on non-sra-candidate.
6959 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6961 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6962 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6963 spelling conventions.
6965 2007-02-04 Richard Guenther <rguenther@suse.de>
6968 * fold-const.c (try_move_mult_to_index): Make sure to not
6969 overflow one dimension of a multi-dimensional array access.
6971 2007-02-04 Jan Hubicka <jh@suse.cz>
6973 * passes.c (init_optimization_passes): Reindent.
6975 2007-02-04 Jan Hubicka <jh@suse.cz>
6976 Eric Botcazou <ebotcazou@adacore.com>
6978 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6979 (execute_fixup_cfg): Break out the abnormal goto code.
6980 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
6981 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
6982 (optimize_inline_calls): Call make_nonlocal_label_edges.
6984 2007-02-04 Jan Hubicka <jh@suse.cz>
6986 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
6987 true when something was changed.
6988 (rename_ssa_copies): When something was changed, do
6989 TODO_remove_unused_locals.
6990 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6991 add TODO_remove_unused_locals when instruction was removed.
6993 2007-02-04 Jan Hubicka <jh@suse.cz>
6995 * ipa-inline.c (try_inline): Improve debug output; work on already
6997 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
6998 call try_inline for already inlined edges too when flattening;
6999 inline also functions that make callee growth but overall unit size
7002 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7004 * config/m32c/bitops.md, config/m32c/jump.md,
7005 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7006 config/m32r/m32r.h, config/m32r/m32r.md,
7007 config/m32r/predicates.md, config/m68hc11/larith.asm,
7008 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7009 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7010 config/mips/mips-protos.h, config/mips/mips.c,
7011 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7012 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7013 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7014 spelling conventions.
7016 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7017 Follow spelling conventions.
7019 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7021 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7022 warn about C++0x compatibility.
7024 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7026 * config/h8300/h8300.c, config/h8300/h8300.h,
7027 config/h8300/h8300.md: Follow spelling conventions.
7029 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7032 * combine.c (try_combine): Do not substitute source operand
7033 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7035 2007-02-03 Jan Hubicka <jh@suse.cz>
7037 PR gcov-profile/30650
7038 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7039 do not divide by zero for never executed counters.
7040 (tree_find_values_to_profile): Fix counters.
7041 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7043 2007-02-03 Ian Lance Taylor <iant@google.com>
7045 * lower-subreg.c (simple_move_operand): New static function,
7046 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7048 (simple_move): Call simple_move_operand.
7049 (find_decomposable_subregs): Add special handling of MEMs.
7050 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7051 meaning of return value. If we see a hard register, test whether
7052 it can store a word_mode value. Change all callers.
7054 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7056 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7057 ftrapv insns and expanders.
7058 (subdi3): Change define_expand operand 1 to arith11_operand, and
7059 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7060 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7061 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7065 * varasm.c (notice_global_symbol): Treat global objects as weak when
7068 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7070 * emit-rtl.c (dconstpi): Delete.
7072 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7073 * real.h (dconstpi): Delete.
7075 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7076 (fold_builtin_hypot): Likewise.
7078 2007-02-03 Tom Tromey <tromey@redhat.com>
7081 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7082 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7084 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7086 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7087 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7088 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7089 config/rs6000/cell.md, config/rs6000/darwin.h,
7090 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7091 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7092 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7093 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7094 typos. Follow spelling conventions.
7095 * doc/invoke.texi: Follow spelling conventions.
7097 2007-02-03 Roger Sayle <roger@eyesopen.com>
7099 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7100 canonicalization transformations that attempt to simplify integer
7101 constant comparisons to become comparisons against zero.
7103 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7105 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7107 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7108 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7110 2007-02-02 Mike Stump <mrs@apple.com>
7112 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7113 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7114 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7115 generate a branch island.
7117 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7119 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7120 (xtensa_legitimate_address_p): New.
7121 (xtensa_legitimize_address): New.
7122 (xtensa_output_addr_const_extra): New.
7123 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7125 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7126 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7127 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7128 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7129 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7130 (xtensa_legitimize_address): New.
7131 (xtensa_output_addr_const_extra): New.
7133 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7135 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7137 2007-02-02 Ian Lance Taylor <iant@google.com>
7139 * expmed.c (expand_divmod): Add comment.
7141 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7143 * emit-rtl.c (renumber_insns): Remove.
7144 * flags.h: Remove the extern for flag_renumber_insns.
7145 * rtl.h: Remove the prototype for renumber_insns.
7146 * toplev.c (flag_renumber_insns): Remove.
7148 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7150 Revert for x86 darwin:
7151 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7153 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7154 code before the following patch under TARGET_MACHO.
7155 (ix86_function_value_regno_p): Likewise.
7157 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7159 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7162 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7165 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7166 general or fp registers. Add comments.
7167 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7169 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7171 * pointer-set.c (insert_aux): Only return insertion slot.
7172 (pointer_set_insert): Adjust.
7173 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7174 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7175 pointer_map_traverse): New.
7176 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7177 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7178 pointer_map_contains, pointer_map_traverse): Declare.
7180 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7183 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7184 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7186 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7188 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7190 (struct _dep): New type.
7191 (dep_t): New typedef.
7192 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7193 (DEP_STATUS): New access macro. The macro with the same name was
7194 renamed to DEP_LINK_STATUS.
7195 (dep_init): Declare function
7197 (struct _dep_link): New type.
7198 (dep_link_t): New typedef.
7199 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7200 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7201 (DEP_LINK_STATUS): New macro.
7202 (debug_dep_links): New debug function.
7204 (struct _deps_list): New type.
7205 (deps_list_t): New typedef.
7206 (DEPS_LIST_FIRST): New access macro.
7207 (FOR_EACH_DEP_LINK): New cycle macro.
7208 (create_deps_list, free_deps_list, delete_deps_list): Declare
7210 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7211 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7212 (copy_deps_list_change_con): Ditto.
7214 (move_dep_link): Declare function.
7216 (struct _dep_node): New type.
7217 (dep_node_t): New typedef.
7218 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7220 (struct haifa_insn_data.back_deps): New field to hold backward
7221 dependencies of the insn.
7222 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7224 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7225 Change its type to deps_list_t.
7226 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7227 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7228 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7230 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7232 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7234 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7236 (dep_cost): Declare.
7238 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7239 (ds_to_dk, dk_to_ds): New functions.
7241 (init_dep_1): New static function.
7242 (init_dep): New function.
7243 (copy_dep): New static function.
7245 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7247 (detach_dep_link): New static function.
7248 (move_dep_link): New function.
7250 (dep_links_consistent_p, dump_dep_links): New static functions.
7251 (debug_dep_links): New debugging function.
7253 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7255 (alloc_deps_list, init_deps_list): New static functions.
7256 (create_deps_list): New function.
7257 (clear_deps_list): New static function.
7258 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7259 (deps_list_consistent_p, dump_deps_list): New static functions.
7260 (debug_deps_list): New function.
7261 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7263 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7265 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7266 use new scheduler dependencies lists.
7267 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7268 (sched_analyze): Ditto. Initialize dependencies lists.
7269 (add_forw_dep, compute_forward_dependences): Update to use new
7270 scheduler dependencies lists.
7272 (init_dependency_caches): Init deps_obstack.
7273 (free_dependency_caches): Free deps_obstack.
7275 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7276 new scheduler dependencies lists.
7277 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7278 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7280 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7281 Update to use new scheduler dependencies lists.
7282 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7283 (debug_dependencies): Ditto.
7284 (schedule_region): Update comments.
7286 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7287 scheduler dependencies lists.
7288 (schedule_ebb): Update comments.
7290 * rtl.def (DEPS_LIST): Remove.
7292 * lists.c (unused_deps_list): Remove.
7293 (free_list): Update assertions.
7295 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7296 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7298 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7299 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7301 * haifa-sched.c (comments): Update.
7302 (insn_cost1): Remove. Inline the code into insn_cost ().
7303 (insn_cost): Update to use new scheduler dependencies lists. Move
7304 processing of the dependency cost to dep_cost ().
7305 (dep_cost): New function. Use it instead of insn_cost () when
7306 evaluating cost of the dependency. Use compatible interface to
7307 interact with the target.
7308 (priority): Update to use new scheduler dependencies lists.
7309 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7310 with greater number of insns that depend on the insn.
7311 (schedule_insn): Update to use new scheduler dependencies lists. Add
7312 code to free backward dependencies lists. Inline and optimize code
7313 from resolve_dep () - see PR28071.
7314 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7315 lists. Update call to targetm.sched.is_costly_dependence hook.
7317 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7318 scheduler dependencies lists.
7320 (resolve_dep): Remove. Move the logic to schedule_insn ().
7321 (init_h_i_d): Initialize dependencies lists.
7323 (process_insn_depend_be_in_spec): Rename to
7324 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7326 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7327 Update to use new scheduler dependencies lists.
7328 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7330 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7331 new scheduler dependencies lists.
7332 (build_intra_loop_deps): Ditto.
7334 * target.h (struct _dep): Declare to use in
7335 gcc_target.sched.is_costly_dependence.
7336 (struct gcc_target.sched.adjust_cost): Fix typo.
7337 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7338 single dep_t parameter instead of an equivalent triad.
7339 (struct gcc_target.sched.adjust_cost_2): Remove.
7341 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7343 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7345 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7347 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7349 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7350 (REG_DEP_TRUE): Document.
7352 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7353 Change signature to correspond to the targetm.sched.adjust_cost hook.
7354 Update use in TARGET_SCHED_ADJUST_COST_2.
7355 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7356 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7357 new scheduler dependencies lists.
7358 (ia64_gen_check): Ditto.
7360 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7363 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7364 signature to correspond to the targetm.sched.is_costly_dependence hook.
7365 (is_costly_group): Update to use new scheduler dependencies lists.
7367 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7368 instead of INSN_COST () macro.
7370 2007-02-01 Ian Lance Taylor <iant@google.com>
7372 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7374 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7376 * pa.md (tp_load): Correct mfctl instruction syntax.
7378 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7380 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7381 altivec_padding_size calculation on AIX. Improve comment, add
7382 assert to verify that it's right.
7384 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7387 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7390 * global.c (global_alloc): Add mising initialization of
7393 2007-02-01 Roger Sayle <roger@eyesopen.com>
7395 * alias.c (init_alias_analysis): Correct whitespace.
7396 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7397 partition_hot_cold_basic_blocks): Likewise.
7398 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7399 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7400 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7401 fold_builtin_snprintf_chk, fold_builtin_printf,
7402 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7403 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7404 * cfgcleanup.c (cleanup_cfg): Likewise.
7405 * cfgexpand.c (tree_expand_cfg): Likewise.
7406 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7407 * function.c (get_next_funcdef_no): Likewise.
7408 * gengtype.c (main): Likewise.
7409 * genmodes.c (main): Likewise.
7410 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7411 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7412 * ifcvt.c (noce_emit_move_insn): Likewise.
7413 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7415 * stor-layout.c (get_best_mode): Likewise.
7416 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7417 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7418 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7419 perform_var_substitution, solve_graph): Likewise.
7420 * tree-vrp.c (vrp_finalize): Likewise.
7422 2007-02-01 Ian Lance Taylor <iant@google.com>
7424 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7425 high part of a paradoxical subreg, return a constant zero.
7427 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7429 * toplev.c (lang_dependent_init): Call init_set_costs.
7430 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7432 2007-02-01 Richard Guenther <rguenther@suse.de>
7435 * fold-const.c (fold_negate_expr): Allow negating a
7436 constant if overflow does not change.
7438 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7440 * doc/c-tree.texi (Expression trees): Improve markup.
7441 * doc/tm.texi (Register Classes, Addressing Modes)
7442 (Floating Point): Fix spacing after abbreviations. Fix some
7445 2007-02-01 Ben Elliston <bje@au.ibm.com>
7447 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7448 * doc/contrib.texi: Likewise.
7449 * doc/install.texi: Likewise.
7451 2007-01-31 Richard Henderson <rth@redhat.com>
7452 Ian Lance Taylor <iant@google.com>
7454 * lower-subreg.c: New file.
7455 * rtl.def (CONCATN): Define.
7456 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7458 * emit-rtl.c (update_reg_offset): New static function, broken out
7459 of gen_rtx_REG_offset.
7460 (gen_rtx_REG_offset): Call update_reg_offset.
7461 (gen_reg_rtx_offset): New function.
7462 * regclass.c: Revert patch of 2006-03-05, restoring
7464 (clear_reg_info_regno): New function.
7465 * dwarf2out.c (concatn_loc_descriptor): New static function.
7466 (loc_descriptor): Handle CONCATN.
7467 * common.opt (fsplit_wide_types): New option.
7468 * opts.c (decode_options): Set flag_split_wide_types when
7470 * timevar.def (TV_LOWER_SUBREG): Define.
7471 * rtl.h (gen_reg_rtx_offset): Declare.
7472 (reg_scan_update): Declare.
7473 * regs.h (clear_reg_info_regno): Declare.
7474 * tree-pass.h (pass_lower_subreg): Declare.
7475 (pass_lower_subreg2): Declare.
7476 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7477 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7479 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7480 * Makefile.in (OBJS-common): Add lower-subreg.o.
7481 (lower-subreg.o): New target.
7483 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7485 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7487 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7490 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7492 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7495 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7497 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7499 * cfgloop.h: Include vec-prim.h.
7500 (enum li_flags): Remove LI_ONLY_OLD.
7501 (loop_iterator): Changed.
7502 (fel_next, fel_init): Iterate over loop tree.
7503 (FOR_EACH_LOOP_BREAK): New macro.
7504 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7506 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7507 * modulo-sched.c (sms_schedule): Ditto.
7508 * tree-vectorizer.c (vectorize_loops): Ditto.
7509 * doc/loop.texi: Update information on loop numbering and behavior of
7510 FOR_EACH_LOOP wrto new loops.
7511 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7512 add_to_evolution_1): Test nestedness of loops instead of comparing
7514 * tree-chrec.c (chrec_fold_plus_poly_poly,
7515 chrec_fold_multiply_poly_poly, chrec_evaluate,
7516 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7517 reset_evolution_in_loop): Ditto.
7518 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7520 2007-01-31 Dirk Mueller <dmueller@suse.de>
7522 * c-common.c (warn_about_parentheses): Separate warning about
7523 un-parenthized sequence of comparison operators from the one
7524 which is supposed to warn about x <= y <= z.
7526 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7528 * optabs.h (enum optab_index): Add new OTI_isinf.
7529 (isinf_optab): Define corresponding macro.
7530 * optabs.c (init_optabs): Initialize isinf_optab.
7531 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7533 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7534 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7536 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7537 expand_builtin_interclass_mathfn.
7538 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7539 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7540 (fxam<mode>2_i387): New insn pattern.
7541 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7542 built-in functions as x87 inline asm.
7544 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7546 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7548 2007-01-30 Eric Christopher <echristo@apple.com>
7550 * config.gcc: Add geode.
7552 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7554 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7555 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7556 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7557 value-prof.c: Fix comment typos.
7559 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7562 * doc/invoke.texi (Wpointer-arith): Document warning.
7564 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7566 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7567 the list of discrepancies from the draft TR.
7569 2007-01-30 Dirk Mueller <dmueller@suse.de>
7572 * doc/invoke.texi (-Wreturn-type): Update description to
7575 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7577 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7579 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7581 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7582 to handle optabs that operate on floating point input argument and
7583 output to integer output.
7584 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7585 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7586 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7587 expand_builtin_interclass_mathfn ().
7588 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7590 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7591 ilogbl built-in functions as x87 intrinsics.
7593 2007-01-30 Richard Guenther <rguenther@suse.de>
7596 * dwarf2out.c (reference_to_unused): Query varpool if the
7597 variable was output.
7599 2007-01-30 Richard Guenther <rguenther@suse.de>
7602 * passes.c (execute_one_pass): Reset in_gimple_form to not
7603 confuse non-unit-at-a-time mode.
7605 2007-01-29 Roger Sayle <roger@eyesopen.com>
7606 Richard Guenther <rguenther@suse.de>
7608 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7609 avoid undefined behaviour on overflow. Use force_fit_type_double
7610 to construct the constant with the specified TREE_OVERFLOW.
7612 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7614 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7615 * config/dfp-bit.h: Ditto.
7617 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7619 * c-decl.c (pop_scope): Replace warnings with call to
7620 warn_for_unused_label.
7621 * c-common.h (warn_for_unused_label): Declare.
7622 * c-common.c (warn_for_unused_label): Define.
7624 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7626 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7629 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7631 * Makefile.in (USER_H): Remove decfloat.h.
7632 * ginclude/decfloat.h: Delete, moving contents to ...
7633 * ginclude/float.h: Add support for decimal floating point,
7634 guarded by __STDC_WANT_DEC_FP__.
7636 2007-01-29 Mike Stump <mrs@apple.com>
7638 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7639 Analysis and Representation to resolve case insensitive conflict.
7640 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7642 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7644 * tree.h (struct tree_memory_tag): Add aliases member.
7645 (MTAG_ALIASES): New macro.
7646 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7647 (add_may_alias): Remove pointer-set. Update for may_aliases being
7649 (mark_aliases_call_clobbered): Update for may_aliases being a
7651 (compute_tag_properties): Ditto.
7652 (create_partition_for): Ditto.
7653 (compute_memory_partitions): Ditto.
7654 (dump_may_aliases_for): Ditto.
7655 (is_aliased_with): Ditto.
7656 (add_may_alias_for_new_tag): Ditto.
7657 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7658 (compute_is_aliased): New function.
7659 (compute_may_aliases): Call compute_is_aliased).
7660 (init_alias_info): Initialize alias_bitmap_obstack.
7661 (union_alias_set_into): New function.
7662 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7663 (have_common_aliases_p): Rewrite to take two bitmaps and use
7665 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7667 (finalize_ref_all_pointers): Update for add_may_alias changes.
7668 (new_type_alias): Ditto.
7669 * tree-flow-inline.h (may_aliases): Return a bitmap.
7670 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7671 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7672 may_aliases being a bitmap.
7673 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7674 may_aliases now returns a bitmap.
7675 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7677 * tree-ssa-operands.c (add_virtual_operand): Update for
7678 may_aliases being a bitmap.
7680 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7682 PR tree-optimization/30630
7683 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7684 variable as changed.
7686 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7689 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7690 expanded only once even if an error occurs.
7692 2007-01-29 Ben Elliston <bje@au.ibm.com>
7694 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7695 (__gcov_average_profiler): Likewise.
7696 (__gcov_ior_profiler): Likewise.
7697 (__gcov_merge_ior): Likewise.
7699 2007-01-28 Jan Hubicka <jh@suse.cz>
7701 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7702 * value-prof.c (stringop_block_profile): Likewise.
7704 2007-01-28 Jan Hubicka <jh@suse.cz>
7706 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7707 variant handling histograms; add wrapper.
7708 (clear_storage_via_libcall): Export.
7709 (emit_block_move_hints): Break out from ...; add histograms.
7710 (emit_block_move): ... this one.
7711 (clear_storage_hints): Break out from ...; add histograms.
7712 (clear_storage): ... this one.
7713 (set_storage_via_memset): Handle histogram.
7714 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7715 (clear_storage_hints, clear_storage_via_libcall): Declare.
7716 (set_storage_via_setmem): Update prototype.
7717 * doc/md.texi (movmem, setmem): Document new arguments.
7719 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7721 (stringop_block_profile): New global function.
7722 (tree_stringops_values_to_profile): Profile block size and alignment.
7723 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7725 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7726 (stringop_block_profile): Declare.
7727 * builtins.c: Include value-prof.h.
7728 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7729 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7730 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7731 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7732 * profile.c (instrument_values): Add new counters.
7733 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7735 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7736 (tree_init_edge_profiler): Build new profilers.
7737 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7738 (pass_tree_profile): Add dump.
7739 (tree_profile_hooks): Update.
7740 * Makefile.in (LIBGCOV): Add new constants.
7741 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7742 __gcov_ior_profiler): New.
7743 * i386.md (movmem/setmem expanders): Add new optional arguments.
7745 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7747 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7749 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7751 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7752 (tree_unswitch_single_loop): Pass eni_size_weights to
7753 tree_num_loop_insns.
7754 * tree-ssa-loop-manip.c: Include tree-inline.h.
7755 (can_unroll_loop_p): Pass eni_size_weights to
7756 tree_num_loop_insns.
7757 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7758 Pass eni_size_weights to estimate_num_insns.
7759 * tree.h (init_inline_once): Export.
7760 * toplev.c (backend_init): Call init_inline_once.
7761 * cgraphunit.c (cgraph_process_new_functions,
7762 cgraph_analyze_function): Pass eni_inlining_weights to
7764 * ipa-inline.c (compute_inline_parameters): Ditto.
7765 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7766 to estimate_num_insns.
7767 (try_unroll_loop_completely): Pass eni_size_weights to
7768 tree_num_loop_insns.
7769 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7770 ot estimate_num_insns.
7771 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7772 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7773 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7774 eni_time_weights): New variables.
7775 (init_inline_once): Initialize them.
7776 (struct eni_data): Mew.
7777 (estimate_num_insns_1, estimate_num_insns): Use weights.
7778 * tree-inline.h (struct eni_weights_d): New.
7779 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7780 (estimate_num_insns): Declaration changed.
7781 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7782 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7783 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7785 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7787 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7788 relations in the conflict function is valid.
7790 2007-01-27 Ian Lance Taylor <iant@google.com>
7792 * common.opt: Add fstrict-overflow.
7793 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7794 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7795 (TYPE_OVERFLOW_UNDEFINED): Define.
7796 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7798 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7799 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7800 (fold_negate_expr): Likewise.
7801 (make_range): Likewise.
7802 (extract_muldiv_1): Likewise.
7803 (maybe_canonicalize_comparison): Likewise.
7804 (fold_comparison): Likewise.
7805 (fold_binary): Likewise.
7806 (tree_expr_nonnegative_p): Likewise.
7807 (tree_expr_nonzero_p): Likewise.
7808 * tree-vrp.c (compare_values): Likewise.
7809 (extract_range_from_binary_expr): Likewise.
7810 (extract_range_from_unary_expr): Likewise.
7811 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7813 (nowrap_type_p): Likewise.
7814 * tree-scalar-evolution.c (simple_iv): Likewise.
7815 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7816 (build_range_check): Likewise.
7817 (extract_muldiv_1): Likewise.
7818 (fold_comparison): Likewise.
7819 * tree-vrp.c (vrp_int_const_binop): Likewise.
7820 (extract_range_from_unary_expr): Likewise.
7821 * convert.c (convert_to_integer): Likewise.
7822 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7823 (fold_comparison): Likewise.
7824 (fold_binary): Likewise.
7825 * optabs.c (optab_for_tree_code): Likewise.
7826 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7827 * simplify-rtx.c (simplify_const_relational_operation): Check
7828 flag_strict_overflow and flag_trapv.
7829 (simplify_const_relational_operation): Likewise.
7830 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7831 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7834 2007-01-27 Roger Sayle <roger@eyesopen.com>
7836 * tree.c (tree_fold_gcd): Delete.
7837 * tree.h (tree_fold_gcd): Remove prototype.
7838 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7839 test whether one constant integer is a multiple of another. Instead
7840 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7841 * fold-const.c (multiple_of_p): We've determined both TOP and
7842 BOTTOM are integer constants so we can call int_const_binop directly
7843 instead of the more generic const_binop.
7845 2007-01-27 Roger Sayle <roger@eyesopen.com>
7847 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7848 1*X check that the constant hasn't overflowed, to preserve the
7850 (round_up): Provide an efficient implementation when rouding-up an
7851 INTEGER_CST to a power-of-two.
7853 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7855 * doc/sourcebuild.texi: Add comma for clarity.
7856 * doc/extend.texi: Fix some typos.
7857 * doc/passes.texi: Likewise.
7858 * doc/cppinternals.texi: Likewise.
7859 * doc/c-tree.texi: Likewise.
7860 * doc/tree-ssa.texi: Likewise.
7861 * doc/install.texi: Likewise.
7863 2007-01-27 Jan Hubicka <jh@suse.cz>
7865 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7866 (pass_sra): Do not require alias information.
7867 * passes.c (init_optimization_passes): Add SRA
7869 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7871 * tracer.c (rest_of_handle_tracer): We already cleaned
7872 up the CFG in tracer() so don't do it here again.
7873 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7874 cleanup_cfg here, either. And don't call renumber_insns.
7876 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7877 and BB_HEAD are in the insn stream here. Instead make sure
7878 that BB_INSN is valid on all insns. Also, do check here that
7879 there are no pending branch predictions...
7880 (rtl_verify_flow_info): ...instead of doing it here. Checks
7881 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7884 2007-01-26 Roger Sayle <roger@eyesopen.com>
7886 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7887 function to simplify/factorize operand order canonicalization.
7888 (ix86_fixup_binary_operands): Reorganize using the above function.
7889 (ix86_binary_operator_ok): Likewise.
7891 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7893 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7894 file scope from optimize_attrs.
7895 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7897 (optimize_attrs): Clear insn_code_values after freeing it.
7899 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7901 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7902 a parts.base assignment.
7904 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7906 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7907 (compute_subscript_distance, initialize_data_dependence_relation,
7908 finalize_ddr_dependent, analyze_ziv_subscript,
7909 analyze_siv_subscript_cst_affine,
7910 compute_overlap_steps_for_affine_univar,
7911 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7912 analyze_siv_subscript, analyze_miv_subscript,
7913 analyze_overlapping_iterations, subscript_dependence_tester_1,
7914 compute_self_dependence, free_dependence_relation): Work
7915 with affine_fn instead of chrecs.
7916 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7917 common_affine_function, affine_function_base,
7918 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7919 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7920 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7921 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7922 (all_chrecs_equal_p): Removed.
7923 * tree-data-ref.h (affine_fn, conflict_function): New types.
7924 (struct subscript): Change type of conflicting_iterations_in_a
7925 and conflicting_iterations_in_b.
7927 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7930 * config/pa/pa.h (TARGET_HPUX_11): New.
7931 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7932 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7934 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7935 Richard Guenther <rguenther@suse.de>
7937 * tree-ssa-structalias.c (solve_graph): Handle case
7938 we merged the variable to another.
7940 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7942 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7945 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7946 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7948 2007-01-25 DJ Delorie <dj@redhat.com>
7950 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7951 allow changes to modes which don't fit in those registers.
7953 * reload1.c (choose_reload_regs): Check for invalid subregs before
7954 computing their locations, not after.
7956 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7959 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7960 save Altivec registers in an eh_return function.
7961 (compute_vrsave_mask): Likewise.
7962 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7963 for saving Altivec registers.
7964 (rs6000_emit_prologue): Don't allocate stack twice in
7965 eh_return function. Correct expected value of altivec_save_offset
7966 when using save_world. Describe save of R0 to stack when using
7967 save_world. Describe stack pointer adjustment when using
7968 save_world. Remove duplicated eh_return parameter register saving.
7969 Update sp_offset variable after save_world.
7970 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7972 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7973 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7976 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7978 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
7980 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7983 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
7984 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
7986 2007-01-25 Richard Guenther <rguenther@suse.de>
7988 * doc/invoke.texi (-Wcoverage-mismatch): Document.
7989 * common.opt (-Wcoverage-mismatch): New warning option.
7990 * coverage.c (get_coverage_counts): Ignore coverage mismatch
7991 if -Wcoverage-mismatch is given.
7993 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
7995 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
7996 (ipcp_driver): Change to static definition.
7997 Add dumping of the ifunctions.
7998 (constant_val_insert): Remove unused parameter. Support for SSA.
7999 (ipcp_propagate_const): Support for SSA.
8000 (ipcp_profile_bb_print): Print only analyzed nodes.
8001 (ipcp_replace_map_create): Remove support for Fortran constant
8003 * ipa-prop.c (ipa_method_modify_stmt,
8004 ipa_callsite_compute_param): Support for SSA.
8005 * ipa-prop.h (ipcp_driver): Remove declaration.
8006 (IS_VALID_TREE_MAP_INDEX): Add define.
8008 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8010 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8012 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8015 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8016 constant argument to cabs and do it without checking for
8017 -funsafe-math-optimizations.
8019 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8021 * c-common.h (RID_FIRST_CXX0X): New.
8022 (RID_LAST_CXX0X): New.
8023 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8025 * c.opt (Wc++0x-compat): New.
8026 * doc/invoke.texi (-Wc++0x-compat): Document.
8028 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8030 * builtins.c (fold_builtin_carg): New.
8031 (fold_builtin_1): Use it.
8033 2007-01-24 Jan Hubicka <jh@suse.cz>
8035 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8037 * ipa-inline.c (initial_insns, max_insns): Delete.
8038 (compute_max_insns): New function.
8039 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8040 of insns as base for code growth.
8041 (cgraph_decide_inlining): Make initial_insns local; do not compute
8043 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8044 * doc/invoke.texi (inline-unit-growth): Update docs.
8046 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8048 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8049 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8050 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8051 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8052 for CPUs that have PTA_CX16 set.
8055 * gimplify.c (omp_check_private): New function.
8056 (gimplify_scan_omp_clauses): Use it for
8057 firstprivate/lastprivate/reduction.
8060 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8061 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8064 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8065 If lower_lastprivate_clauses emits some statements, append them
8066 to dlist rather than body_p and to body_p append an initializer.
8067 (lower_omp_for): Adjust caller.
8069 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8071 * target.h (globalize_decl_name): New.
8072 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8073 * output.h (default_globalize_decl_name): New.
8074 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8076 (globalize_decl): Ditto.
8077 (default_globalize_decl_name): New.
8078 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8079 (ia64_handle_version_id_attribute): New.
8080 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8081 (ia64_asm_output_external): Use globalize_decl_name instead
8083 * doc/extend.texi (version_id): New pragma.
8084 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8086 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8088 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8089 _uleb128_t and _Unwind_SWord with _sleb128_t.
8090 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8091 uw_frame_state_for, uw_update_context_1): Likewise.
8092 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8093 * unwind-pe.h (read_uleb128, read_sleb128,
8094 read_encoded_value_with_base): Likewise.
8095 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8097 2007-01-24 Richard Guenther <rguenther@suse.de>
8099 * builtins.c (expand_builtin_cexpi): Get the fndecl
8100 for cexp in the correct way.
8102 2007-01-24 Jan Hubicka <jh@suse.cz>
8104 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8106 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8108 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8109 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8110 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8111 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8112 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8113 __SIZEOF_PTRDIFF_T__.
8114 * doc/cpp.texi: Documentation for the new builtin macros added.
8116 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8118 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8119 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8120 instead of operands[2] to avoid access past the end of array.
8122 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8124 * reload1.c (emit_reload_insns): Pass the reload register
8125 for a non-spill output reload through forget_old_reloads_1.
8127 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8129 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8130 _SOFT_DOUBLE if doubles use software floating-point.
8131 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8132 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8133 * config/rs6000/darwin-ldouble.c: Also compile functions for
8134 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8135 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8136 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8137 commented-out long double override.
8138 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8139 * config/rs6000/eabispe.h: Likewise.
8140 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8141 long double for non-SPE.
8142 (rs6000_handle_option): Likewise.
8143 (invalid_e500_subreg): Disallow more subregs involding DImode,
8144 DFmode, TImode or TFmode.
8145 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8147 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8149 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8150 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8152 (rs6000_legitimate_address): Also check for TFmode for E500
8154 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8155 (spe_build_register_parallel): Handle TFmode and TCmode.
8156 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8158 (function_arg): Handle TFmode and TCmode for E500 double.
8159 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8161 (print_operand): Handle TFmode and TImode for %y.
8162 (rs6000_generate_compare): Handle TFmode comparisons for E500
8164 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8165 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8166 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8167 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8168 TFmode for E500 double.
8169 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8170 (floatsidf2): Enable for E500 double.
8171 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8172 (extenddftf2): Change to extenddftf2_fprs.
8173 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8174 depending on TARGET_E500_DOUBLE.
8175 (extendsftf2): Enable for E500 double.
8176 (trunctfdf2): Enable for E500 double.
8177 (trunctfsf2): Change to trunctfsf2_fprs.
8178 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8179 depending on TARGET_E500_DOUBLE.
8180 (floatsitf2): Enable for E500 double.
8181 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8182 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8183 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8184 (negtf2): Change to negtf2_internal.
8185 (negtf2): New expander.
8186 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8187 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8188 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8189 (movdi_internal32): Use rs6000_nonimmediate_operand.
8190 (unnamed splitter): Likewise.
8191 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8192 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8193 (SPE64TF, DITI): New mode macros.
8194 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8197 (frob_<mode>_di_2): New.
8198 (frob_tf_di_8_2): New.
8199 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8201 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8203 (frob_ti_<mode>_8_2): New.
8204 (frob_ti_tf_2): New.
8205 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8206 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8208 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8209 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8210 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8211 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8212 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8213 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8216 2007-01-23 Ian Lance Taylor <iant@google.com>
8218 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8220 (OBJS-archive): Reformat, alphabetize.
8221 (OBJS): Change out_object_file to OBJS-md.
8223 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8225 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8226 JUMP_P and CALL_P predicates where applicable.
8227 * config/i386/i386.c: Ditto.
8228 * config/i386/i386.md: Ditto.
8229 * config/i386/mmx.md: Ditto.
8230 * config/i386/predicates.md: Ditto.
8232 2007-01-22 Andreas Schwab <schwab@suse.de>
8234 * config/m68k/m68k.h: Fix comment.
8236 2007-01-22 Jan Hubicka <jh@suse.cz>
8238 * passes.c (init_optimization_passes): Do not rerun
8239 pass_early_warn_uninitialized.
8241 2007-01-22 Richard Guenther <rguenther@suse.de>
8243 PR tree-optimization/30038
8244 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8246 (execute_cse_sincos_1): Likewise.
8247 (execute_cse_sincos): Likewise.
8248 (gate_cse_sincos): Likewise.
8249 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8250 the cexpi() canonicalization of sincos().
8251 * tree-pass.h (pass_cse_sincos): Declare.
8252 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8254 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8256 PR rtl-optimization/29329
8257 * combine.c (replaced_rhs_insn): Rename to i2mod.
8258 (replaced_rhs_value): Rename to i2mod_new_rhs.
8259 (i2mod_old_rhs): New global variable.
8260 (combine_instructions): Adjust for above change. Save a copy of
8261 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8262 note are substituted in the second instruction.
8263 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8264 ditch the note if it pertains to the second eliminated register
8265 and this register is mentioned in i2mod_old_rhs.
8268 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8270 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8271 the insn to which the note was originally attached.
8273 2007-01-21 Jan Hubicka <jh@suse.cz>
8275 * ipa-inline.c (inlining_mode): Comment, move up.
8276 (cgraph_decide_inlining_incrementally): Do not perform inlining
8277 itself; fix handling of flattening of self recursive functions.
8278 (cgraph_find_cycles): Remove.
8279 (cgraph_flatten_node): Remove.
8280 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8281 (try_inline): New function.
8282 (cgraph_early_inlining): Update call of
8283 cgraph_decide_inlining_incrementally. Apply inlining here.
8284 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8286 2007-01-21 Dirk Mueller <dmueller@suse.de>
8289 * tree-vrp.c (check_array_bounds): do not warn
8290 about ADDR_EXPR's of ARRAY_REF's which are immediately
8291 used in binary expressions.
8293 2007-01-21 Ira Rosen <irar@il.ibm.com>
8295 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8296 read_write_dep and macros for its access.
8297 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8298 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8299 argument, call vect_check_interleaving for every independent pair of
8300 data-refs. Mark loads that access the same memory location as a store
8302 (vect_check_dependences): Remove.
8303 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8304 call, fix the call to vect_analyze_data_ref_dependence.
8305 (vect_analyze_data_ref_access): For statements that access the same
8306 data-ref, check that they are not stores; for loads, check that there
8307 is no store that access the same location.
8309 2007-01-20 Roger Sayle <roger@eyesopen.com>
8310 Joseph Myers <joseph@codesourcery.com>
8312 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8313 (-fdump-rtl-stack): Likewise.
8314 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8315 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8316 (-mpt-fixed): Use @minus{} for minus sign.
8317 (Using Precompiled Headers): Fix under/overfull hbox.
8319 2007-01-20 Jan Hubicka <jh@suse.cz>
8321 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8322 place within annotation.
8324 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8326 * pa.c (output_move_double): Change array size of xoperands to 4.
8328 2007-01-20 Jan Hubicka <jh@suse.cz>
8330 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8333 2007-01-19 Ian Lance Taylor <iant@google.com>
8335 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8336 constant to unsigned HOST_WIDE_INT before negating.
8338 2007-01-19 Ian Lance Taylor <iant@google.com>
8340 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8342 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8343 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8344 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8345 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8346 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8347 (realloc_vdef, realloc_vuse): Change second parameter to
8349 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8351 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8352 unsigned. Change x and lim locals to unsigned.
8353 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8355 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8356 (copy_virtual_operands): Change i and n locals to unsigned.
8358 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8361 * builtins.c (fold_builtin_1): Handle builtin fdim.
8363 2007-01-20 Jan Hubicka <jh@suse.cz>
8365 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8366 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8367 init_alias_heapvars.
8368 (init_alias_heapvars): Initialize only when not already initialized.
8369 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8371 2007-01-19 Roger Sayle <roger@eyesopen.com>
8373 * common.opt (fsigned-zeros): New command line option.
8374 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8375 of flag_unsafe_math_optimizations.
8376 * opts.c (set_fast_math_flags): The -ffast-math command line option
8377 implies -fno-signed-zeros.
8378 (fast_math_flags_set_p): Likewise.
8380 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8381 the documentation of -ffast-math appropriately. Wrap long lines.
8383 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8385 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8386 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8388 2007-01-19 Tomas Bily <tbily@suse.cz>
8390 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8392 (tree_init_ic_make_global_vars): New function
8393 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8394 (tree_gen_ic_profiler): New function
8395 (tree_gen_ic_func_profiler): New function
8396 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8397 (tree_profile_hooks): Added hook for indirec/virtual calls
8398 * value-prof.c (tree_find_values_to_profile): New case for
8400 (tree_values_to_profile): Call for determining indirect/virtual
8402 (tree_indirect_call_to_profile): New function
8403 (tree_ic_transform): New function
8404 (tree_ic): New function
8405 (find_func_by_pid): New function
8406 (init_pid_map): New function
8407 (tree_value_profile_transformations): Added check for
8408 indirect/virtual call transformation
8409 * value-prof.h (enum hist_type): New counter type for
8410 indirect/virtual calls
8411 (profile_hooks): Added new hook for profiling indirect/virtual
8413 * profile.c (instrument_values): New case for indirect/virtual
8415 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8416 (GCOV_COUNTER_V_INDIR): New counter type
8417 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8418 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8420 * cgraph.c: Definition of cgraph_max_pid
8421 (cgraph_create_node): Default init of pid attribute
8422 * cgraph.h: Declaration of cgraph_max_pid
8423 (struct cgraph_node): Added pid attribute
8424 * libgcov.c (__gcov_indirect_call_profiler): New function
8425 (__gcov_one_value_profiler_body): New function
8426 (__gcov_one_value_profiler): Body was moved to
8427 __gcov_one_value_profiler_body and calls it
8429 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8431 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8432 * gengtype.c (write_types_data, write_func_for_structure,
8433 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8434 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8435 (walk_type, write_func_for_structure): Generate the mark_hook if
8438 2007-01-19 Jan Hubicka <jh@suse.cz>
8440 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8441 'early' argument take inlining mode argument specifying whether to
8442 inline for size/speeed or all functions; add support for flattening;
8444 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8446 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8449 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8450 the name of the declared identifier.
8452 2007-01-19 Dirk Mueller <dmueller@suse.de>
8454 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8455 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8456 duplicate evaluation.
8458 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8460 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8461 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8462 to XFMode, use acosxf2 and truncate result to requested mode.
8463 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8464 (asin<mode>2): Similarly, with asin expanders.
8465 (*fscalexf4_i387): Rename from *fscalexf4.
8466 (expNcorexf3): New expander.
8467 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8468 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8469 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8470 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8471 patterns for SSE math.
8472 (exp10<mode>2): Similarly, with exp10 expanders.
8473 (exp2<mode>2): Similarly, with exp2 expanders.
8474 (expm1<mode>2): Similarly, with expm1 expanders.
8475 (ldexp<mode>3): Similarly, with ldexp expanders.
8476 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8477 Use gen_truncxf<mode>2_i387_noop to truncate result.
8479 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8481 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8482 for ColdFire targets.
8484 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8485 Richard Sandiford <richard@codesourcery.com>
8487 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8488 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8489 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8490 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8491 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8492 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8494 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8496 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8497 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8498 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8499 (*adddi_dilshr32_cf): New pattern.
8500 (adddi3, subdi3): Remove first alternatives.
8502 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8504 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8505 implemented using move.l, do not use its cc result for floating-point
8508 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8510 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8511 from accepting 's' constraints if flag_pic.
8513 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8515 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8516 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8517 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8518 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8520 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8522 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8523 ColdFire alternatives.
8524 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8525 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8526 architectures that support ff1 instruction.
8528 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8529 Julian Brown <julian@codesourcery.com>
8531 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8532 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8533 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8536 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8538 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8540 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8541 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8542 HOST_WIDE_INT instead of an rtx.
8543 (m68k_rtx_costs): Update call accordingly.
8544 (output_move_const_into_data_reg): Likewise. Fix formatting.
8545 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8547 (output_move_simode_const): Update calls after above changes.
8548 Rework to use automatic variables and predicates like MEM_P.
8549 * config/m68k/m68k.md (pushexthisi_const): Update call to
8552 2007-01-19 Dirk Mueller <dmueller@suse.de>
8554 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8557 2007-01-19 Richard Guenther <rguenther@suse.de>
8559 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8560 via cexp in case sincos is not available.
8562 2007-01-19 Richard Guenther <rguenther@suse.de>
8564 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8565 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8566 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8567 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8568 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8569 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8570 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8571 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8573 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8575 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8577 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8578 (atan2xf3): Directly generate RTL pattern.
8579 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8580 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8581 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8582 disable patterns for SSE math.
8583 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8584 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8585 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8586 disable patterns for SSE math.
8588 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8590 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8592 2007-01-18 Roger Sayle <roger@eyesopen.com>
8594 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8595 VIEW_CONVERT_EXPR to the same type as it's operand.
8597 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8599 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8600 configured for long double 128.
8602 2007-01-18 Mike Stump <mrs@apple.com>
8604 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8607 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8609 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8612 2007-01-18 Jan Hubicka <jh@suse.cz>
8614 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8615 greater than NUM_VOP_FREE_BUCKETS.
8617 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8619 * tree-ssa-structalias.c: Update comments.
8620 (ptabitmap_obstack): Removed.
8622 (oldpta_obstack): Ditto.
8623 (stats): Add a few members.
8624 (struct variable_info): Remove node, complex, address_taken, and
8625 indirect_target members. Add oldsolution member.
8626 (new_var_info): Do not initialize removed members.
8627 (constraint_expr_type): Remove INCLUDES.
8628 (constraint_graph): Add size, implicit_preds, rep,
8629 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8630 (FIRST_REF_NODE): New macro.
8631 (LAST_REF_NODE): Ditto.
8632 (FIRST_ADDR_NODE): Ditto.
8633 (find): New function.
8635 (dump_constraint): Do not handle INCLUDES.
8636 (insert_into_complex): Do not insert duplicate constraints.
8637 (condense_varmap_nodes): Renamed and rewritten into ...
8638 (merge_node_constraints): This. Also fix bug in handling of
8639 offseted copy constraints.
8640 (clear_edges_for_node): No longer need to deal with preds at all,
8641 or removing associated preds/succs.
8642 (merge_graph_nodes): Deal with indirect_cycles.
8643 Don't deal with predecessors.
8644 (add_implicit_graph_edge): New function.
8645 (add_pred_graph_edge): Ditto.
8646 (add_graph_edge): Don't deal with predecessors.
8647 (build_constraint_graph): Removed.
8648 (build_pred_graph): New function.
8649 (build_succ_graph): Ditto.
8650 (struct scc_info): Removed in_component. Added roots, dfs, and
8651 node_mapping. Remove visited_index, unification_queue.
8652 (scc_visit): Deal with union-find we do now.
8653 Deal with cycles with REF nodes.
8654 (collapse_nodes): Renamed and rewritten to ...
8655 (unify_nodes): This.
8656 (process_unification_queue): Removed.
8657 (topo_visit): Cleanup
8658 (do_da_constraint): Use find.
8659 (do_sd_constraint): Ditto.
8660 (do_ds_constraint): Ditto.
8661 (do_complex_constraint): Ditto.
8662 (init_scc_info): Update for removed and added members.
8663 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8664 (find_indirect_cycles): This.
8665 (equivalence_class): New variable.
8666 (label_visit): New function.
8667 (perform_variable_substitution): Rewritten.
8668 (free_var_substitution_info): New function.
8669 (find_equivalent_node): Ditto.
8670 (move_complex_constraints): Ditto.
8671 (eliminate_indirect_cycles): Ditto.
8672 (solve_graph): Only propagate changed bits.
8673 Use indirect cycle elimination.
8675 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8676 (tree_id_eq): Renamed to ...
8677 (tree_vi_eq): This. Update for member change
8678 (insert_id_for_tree): Renamed and rewritten to ...
8679 (insert_vi_for_tree): This.
8680 (lookup_id_for_tree): Renamed and rewritten to ...
8681 (lookup_vi_for_tree): This.
8682 (get_id_for_tree): Renamed and rewritten to ...
8683 (get_vi_for_tree): Ditto.
8684 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8685 (process_constraint): Don't handle INCLUDES.
8686 Remove special ADDRESSOF case.
8687 (find_func_aliases): Rewrite to use vi functions instead of id
8689 (create_function_info_for): Ditto.
8690 (create_variable_info_for): Ditto.
8691 (intra_create_variable_infos): Ditto.
8692 (merge_smts_into): Ditto.
8693 (find_what_p_points_to): Ditto.
8694 (init_base_vars): Ditto.
8695 (init_alias_vars): Ditto.
8696 (remove_preds_and_fake_succs): New function.
8697 (dump_sa_points_to_info): Dump new stats.
8698 (dump_solution_for_var): Use find.
8699 (set_used_smts): Fix formatting.
8700 (compute_points_to_sets): Updated for new functions.
8701 (ipa_pta_execute): Ditto.
8703 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8704 Richard Sandiford <richard@codesourcery.com>
8706 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8708 * calls.c (expand_call): If the return value is a PARALLEL,
8709 extract its first member.
8710 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8711 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8712 use FUNCTION_EXTRA_EPILOGUE.
8713 (m68k_function_value): Return a PARALLEL if the return value
8714 is of a pointer type.
8715 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8716 (FUNCTION_EXTRA_EPILOGUE): Remove.
8717 * config/m68k/m68k.md (D0_REG): New constant.
8719 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8721 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8722 output a NOP for empty epilogues.
8724 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8726 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8727 before function. Extend register save check to include all
8728 registers, not just integer ones.
8730 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8732 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8733 (m68k_use_return_insn): ...this.
8734 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8735 * config/m68k/m68k.c (use_return_insn): Rename to...
8736 (m68k_use_return_insn): ...this.
8737 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8740 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8742 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8743 nearest even, fix denormal rounding overflow.
8745 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8747 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8748 f%$smove and f%$move.
8749 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8750 (extendsfdf2_cf): Use fdmove instead of f%&move.
8751 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8752 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8754 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8756 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8759 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8761 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8762 (coldfire_single_format): Declare.
8763 (coldfire_double_format): Likewise.
8764 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8765 of qnan_msb_set to determine the lower bits of a canonical
8767 (encode_ieee_double): Likewise.
8768 (encode_ieee_quad): Likewise.
8769 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8770 (mips_single_format): Likewise.
8771 (ieee_double_format): Likewise.
8772 (mips_double_format): Likewise.
8773 (ieee_extended_motorola_format): Likewise.
8774 (ieee_extended_intel_96_format): Likewise.
8775 (ieee_extended_intel_128_format): Likewise.
8776 (ieee_extended_intel_96_round_53_format): Likewise.
8777 (ibm_extended_format): Likewise.
8778 (mips_extended_format): Likewise.
8779 (ieee_quad_format): Likewise.
8780 (mips_quad_format): Likewise.
8781 (vax_f_format): Likewise.
8782 (vax_d_format): Likewise.
8783 (vax_g_format): Likewise.
8784 (i370_single_format): Likewise.
8785 (i370_double_format): Likewise.
8786 (decimal_single_format): Likewise.
8787 (decimal_double_format): Likewise.
8788 (decimal_quad_format): Likewise.
8789 (c4x_single_format): Likewise.
8790 (c4x_extended_format): Likewise.
8791 (real_internal_format): Likewise.
8792 (coldfire_single_format): New real_format.
8793 (coldfire_double_format): Likewise.
8794 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8795 canonical_nan_lsbs_set.
8796 (pdp11_d_format): Likewise.
8797 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8798 if TARGET_COLDFIRE_CPU.
8800 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8802 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8803 (output_call, m68k_legitimize_call_address): Declare.
8804 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8805 parenthesees. Add support for a 'W' constraint.
8806 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8807 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8808 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8809 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8811 (override_options): Initialize them. Do not set flag_no_function_cse
8812 for TARGET_ID_SHARED_LIBRARY.
8813 (m68k_output_pic_call): Delete.
8814 (m68k_legitimize_call_address): New function.
8815 (print_operand): Remove the %o prefix. Handle the %p prefix.
8816 (output_call): New function.
8817 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8818 target address from the GOT if symbolic jumps are not allowed.
8819 * config/m68k/m68k.md (call, general_operand): Do not set
8820 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8821 Merge separate flag_pic and !flag_pic define_insns into...
8822 (*call, *call_value): ...these new patterns. Match the address
8823 rather than the containing MEM and require it to be a call_operand.
8824 Use output_call to generate the asm template.
8825 * config/m68k/predicates.md (const_call_operand): New predicate.
8826 (call_operand): Likewise.
8828 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8830 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8831 (STACK_GROWS_DOWNWARD): Define to 1.
8832 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8833 comments, emphasizing that these values are only defaults.
8834 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8835 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8837 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8839 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8841 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8842 Richard Sandiford <richard@codesourcery.com>
8844 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8845 (FP_REGNO_P): New macros.
8846 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8847 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8848 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8849 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8851 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8853 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8854 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8856 * config/m68k/t-floatlib: New file, extracting common code from...
8857 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8858 * config/m68k/t-uclinux: Here.
8859 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8860 routines on ColdFire targets.
8862 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8864 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8865 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8866 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8867 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8868 explicitly set MOTOROLA to 1.
8869 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8871 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8872 Nathan Sidwell <nathan@codesourcery.com>
8874 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8875 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8876 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8877 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8878 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8879 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8880 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8881 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8882 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8883 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8884 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8885 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8886 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8887 (DBX_REGISTER_NUMBER): Delete.
8888 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8889 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8890 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8892 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8894 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8895 * config/flat.h: New file.
8896 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8898 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8899 indirect references for -msep-data or -mid-shared-library.
8900 Do not use PC-relative code addresses either.
8901 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8903 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8904 for shared libraries and crt1.o for executables. Use crti.o and
8906 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8907 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8908 Do not add -elf2flt or -shared-lib-id options here.
8909 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8910 Pass -shared-lib-id if -mid-shared-library, taking the library
8911 identifier from -mshared-library-id if given, otherwise
8913 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8914 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8915 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8916 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8917 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8918 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8920 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8921 jump sequence for ISA A and ISA A+.
8922 (PICJUMP): Likewise.
8924 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8926 * config.gcc (m68k-*-uclinux*): Base the port on the common
8927 and m68k GNU/Linux files rather than on the generic ELF ones.
8928 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8929 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8931 2007-01-18 Julian Brown <julian@codesourcery.com>
8932 Richard Sandiford <richard@codesourcery.com>
8934 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8935 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8936 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8938 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8940 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8942 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8944 * doc/install.texi: Document m68k-uclinuxoldabi.
8945 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8946 * config/m68k/uclinux-oldabi.h: New file, copied from
8947 config/m68k/uclinux.h.
8949 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8951 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8952 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8953 (m32r_compute_frame_size): Use unsigned for regno.
8954 (m32r_reload_lr): Use gen_frame_mem.
8956 (m32r_output_function_epilogue): Don't output the function epilogue
8958 (m32r_expand_epilogue): New.
8959 (direct_return): Return false if the function has the interrupt
8961 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8962 * config/m32r/m32r.md (epilogue): New expander.
8963 (return_lr, return_rte): New insns.
8964 (return): Make it expander.
8965 (return_normal): New expander.
8967 2007-01-18 Josh Conner <jconner@apple.com>
8970 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8971 support for UNLE, UNLT, UNGE, and UNGT.
8973 2007-01-18 Jan Hubicka <jh@suse.cz>
8975 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8976 * tree-tailcall (add_virtual_phis): Likewise.
8977 (optimize_tail_call): Return TODOs.
8978 (execute_tail_calls): Return TODOs.
8979 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
8980 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
8982 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8983 Cleanup cfg using TODO.
8984 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
8985 * passes.c (execute_function_todo): When cleanup did something, remove
8987 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
8988 (make_edges): Don't cleanup_cfg.
8990 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
8992 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
8993 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
8994 operate on the top of stack.
8995 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
8996 register handling of instructions that output to the second
8998 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
8999 (move_for_stack_reg): Special-case check for dead destination
9000 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9002 * config/i386/i386.md (UNSPEC_TAN): New constant.
9003 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9004 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9005 to correctly model move of constant 1.0 to top stack slot.
9006 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9007 (unnamed peephole2 pattern): Remove corresponding peephole2
9008 pattern that optimizes tan insn and loading of constant 1.0.
9009 (tanxf2): Use fptanxf4_i387.
9010 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9011 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9012 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9013 disable patterns for SSE math.
9014 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9015 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9017 2007-01-18 Dirk Mueller <dmueller@suse.de>
9018 Richard Guenther <rguenther@suse.de>
9021 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9022 * common.opt (Warray-bounds): Add new warning option.
9023 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9025 * Makefile.in: make tree-vrp.o depend on toplev.h
9026 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9028 (check_array_refs, check_array_bounds, check_array_ref): New.
9030 2007-01-18 Jan Hubicka <jh@suse.cz>
9032 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9033 (execute_ssa_ccp): Return flags conditionally.
9034 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9036 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9038 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9040 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9041 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9043 * Makefile.c (GTFILES): Add cfglayout.h.
9044 * gengtype.c (open_base_files): Likewise.
9045 * cfglayout.c (cfg_layout_function_footer,
9046 cfg_layout_function_header) Reindent to make gengtype happy.
9047 * cfglayout.h (cfg_layout_function_footer,
9048 cfg_layout_function_header): Add GTY(()) marker.
9050 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9052 2007-01-18 Ben Elliston <bje@au.ibm.com>
9054 * genautomata.c (write_automata): Include xstrerror output in the
9055 error message if writing the DFA description file fails.
9057 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9059 * config/mips/mips-protos.h (mips_output_external): Make it
9061 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9062 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9063 (extern_list): Likewise.
9064 (extern_head): Likewise.
9065 (TARGET_ASM_FILE_END): Likewise.
9066 (mips_file_end): Likewise.
9067 (mips_output_external): Rewritten.
9069 2007-01-18 Ben Elliston <bje@au.ibm.com>
9071 * genpreds.c (write_insn_preds_c): Only write out the function
9072 body for regclass_for_constraint if we have register constraints.
9074 2007-01-17 Tom Tromey <tromey@redhat.com>
9076 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9077 * doc/install.texi (Testing): Use sourceware.org.
9078 (Binaries): Likewise.
9079 (Specific): Likewise.
9080 * doc/contrib.texi (Contributors): Use sourceware.org.
9082 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9084 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9085 (AVR_ENHANCED): Rename to ...
9086 (AVR_HAVE_MUL): ... new.
9087 (avr_enhanced_p): Rename to ...
9088 (avr_have_mul_p): ... new.
9089 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9090 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9091 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9092 (avr_have_mul_p): ... new.
9093 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9094 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9095 'avr_enhanced_p' and 'enhanced'.
9096 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9097 AVR_HAVE_MUL instead of AVR_ENHANCED.
9098 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9099 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9100 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9101 instead of AVR_ENHANCED.
9102 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9103 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9104 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9106 2007-01-17 Ian Lance Taylor <iant@google.com>
9108 * vec.h (VEC_reserve_exact): Define.
9109 (vec_gc_p_reserve_exact): Declare.
9110 (vec_gc_o_reserve_exact): Declare.
9111 (vec_heap_p_reserve_exact): Declare.
9112 (vec_heap_o_reserve_exact): Declare.
9113 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9115 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9117 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9118 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9119 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9120 * vec.c (calculate_allocation): Add exact parameter. Change all
9122 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9123 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9124 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9125 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9126 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9127 (vec_heap_p_reserve_exact): New function.
9128 (vec_heap_o_reserve_exact): New function.
9130 2007-01-17 Jan Hubicka <jh@suse.cz>
9132 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9134 2007-01-17 Eric Christopher <echristo@apple.com>
9136 * config.gcc: Support core2 processor.
9138 2007-01-16 Jan Hubicka <jh@suse.cz>
9140 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9141 the names, just unlink the chain so we don't crash on dangling pointers
9144 2007-01-16 Jan Hubicka <jh@suse.cz>
9146 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9147 * tree-pass.h: Reorder to make IPA passes appear toegher.
9148 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9149 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9150 parameters, do not call early inliner.
9151 * ipa-inline.c: Update comments. Include tree-flow.h
9152 (cgraph_decide_inlining): Do not compute inlining parameters.
9153 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9154 be called with function context set up.
9155 (pass_ipa_inline): Remove unreachable functions before pass.
9156 (cgraph_early_inlining): Simplify assuming to be called from the
9158 (pass_early_inline): New pass.
9159 (cgraph_gate_ipa_early_inlining): New gate.
9160 (pass_ipa_early_inline): Turn into simple wrapper.
9161 (compute_inline_parameters): New function.
9162 (gate_inline_passes): New gate.
9163 (pass_inline_parameters): New pass.
9164 (apply_inline): Move here from tree-optimize.c
9165 (pass_apply_inline): New pass.
9166 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9168 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9170 (tree_function_versioning): Do not allocate dummy struct function.
9171 * tree-inline.h (optimize_inline_calls): Update prototype.
9172 * tree-optimize.c (execute_fixup_cfg): Export.
9173 (pass_fixup_cfg): Remove
9174 (tree_rest_of_compilation): Do not apply inlines.
9175 * tree-flow.h (execute_fixup_cfg): Declare.
9176 * Makefile.in (gt-passes.c): New.
9177 * passes.c: Include gt-passes.h
9178 (init_optimization_passes): New passes.
9179 (nnodes, order): New static vars.
9180 (do_per_function_toporder): New function.
9181 (execute_one_pass): Dump current pass here.
9182 (execute_ipa_pass_list): Don't dump current pass here.
9184 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9186 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9187 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9189 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9191 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9192 (strong_alias): Define.
9193 (__gcc_qmul): Provide non-FMA for soft-float.
9199 (__gcc_qunord): New.
9209 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9210 soft-float functions.
9211 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9212 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9213 about long double soft float.
9215 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9216 Tehila Meyzels <tehila@il.ibm.com>
9218 * tree-vectorizer.h (is_pattern_stmt_p): New.
9219 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9220 formatting (tabs instead of spaces). Cleanup and clarify setting
9221 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9222 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9223 (vectorizable_type_demotion): Check that types are integral.
9224 (vectorizable_type_promotion): Likewise.
9225 (vectorizable_store): Fix typo. Eliminate new-line at end of
9228 2007-01-16 Jan Hubicka <jh@suse.cz>
9230 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9233 2007-01-15 Eric Christopher <echristo@apple.com>
9235 * ifcvt.c: Include vec.h, vecprim.h.
9236 (check_cond_move_block): New argument regs.
9237 Reorganize. Add registers used to regs.
9238 (cond_move_process_if_block): Use regs set above as
9241 2007-01-15 Eric Christopher <echristo@apple.com>
9243 * config/darwin.h: Update copyright.
9244 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9245 (LINK_COMMAND_SPEC): Add -u.
9246 (LINK_SPEC): Fix umbrella for above.
9248 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9250 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9253 2007-01-15 Tom Tromey <tromey@redhat.com>
9255 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9256 * doc/install.texi (Testing): Don't mention jacks.
9257 (Configuration): Document --enable-java-maintainer-mode. Move
9258 --with-java-home to libgcj-specific section. Document
9260 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9262 2007-01-15 Jan Hubicka <jh@suse.cz>
9264 * tree-ssa-dce.c (DCE_TODOs): New.
9265 (propagate_necessity): Return if something changed.
9266 (eliminate_unnecessary_stmts): Likewise.
9267 (perform_tree_ssa_dce): Return TODO flags when needed.
9268 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9270 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9272 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9273 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9274 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9275 patterns using X87MODEF12 mode macro. Extend operand 1
9276 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9277 (log10<mode>2): Ditto.
9278 (log2<mode>2): Ditto.
9279 (log1p<mode>2): Ditto.
9280 (logb<mode>2): Ditto.
9281 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9282 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9283 (*fxtractxf3_i387): Rename from *fxtractxf3.
9284 (fxtract_extend<mode>xf3_i387): New insn pattern.
9285 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9286 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9287 and gen_fyl2xxf3_i387().
9289 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9291 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9292 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9293 get_loop_exit_edges. Changed return type to bool.
9294 * cfgloop.h (fix_loop_placement): Declaration removed.
9296 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9298 * param.h (MIN_VECT_LOOP_BOUND): New.
9299 * params.def (MIN_VECT_LOOP_BOUND): New.
9300 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9301 argument - minimum threshold for number of iterations.
9302 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9303 argument to declaration.
9304 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9305 MIN_VECT_LOOP_BOUND.
9306 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9307 slpeel_tree_peel_loop_to_edge with additional argument.
9308 (vect_do_peeling_for_alignment): Likewise.
9309 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9311 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9314 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9317 2007-01-14 Jan Hubicka <jh@suse.cz>
9319 * tree-dfa.c (remove_referenced_var): New function.
9320 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9321 prune referenced vars list too.
9322 * tree-flow.h (remove_referenced_var): Declare.
9324 2007-01-14 Jan Hubicka <jh@suse.cz>
9326 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9328 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9329 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9330 * except.h (verify_eh_throw_table_statements): Kill prototype.
9331 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9332 into call exrepssions.
9333 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9335 * tree-cfg.c: Include pointer-set.h.
9336 (verify_node_sharing): Work on pointer set.
9337 (verify_eh_throw_stmt_node): New.
9338 (verify_stmts): Use pointers sets, verify throw_stmt.
9340 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9342 * ipa-reference.c (analyze_function): Consider also addresses taken
9345 2007-01-12 Roger Sayle <roger@eyesopen.com>
9347 * c-typeck.c (null_pointer_constant_p): Replace use of
9348 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9349 (build_c_cast): Likewise.
9351 2007-01-12 Roger Sayle <roger@eyesopen.com>
9353 * tree.h (force_fit_type_double): Remove unused final argument.
9354 * c-common.c (constant_expression_warning): Replace use of
9355 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9356 (convert_and_check): Likewise.
9357 (shorten_compare): Update call to force_fit_type_double.
9358 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9359 * convert.c (convert_to_pointer): Update call to
9360 force_fit_type_double.
9361 * fold-const.c (force_fit_type_double): Remove overflowed_const
9363 (int_const_binop, fold_convert_const_int_from_int,
9364 fold_convert_const_int_from_real, fold_div_compare,
9365 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9366 fold_abs_const, fold_not_const): Remove the final argument from
9367 calls to force_fit_type_double.
9369 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9371 * configure.ac: Set insn to "nop" for spu-*-* also.
9372 * configure: Regenerate.
9374 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9376 * builtins.def : Add BUILT_IN_FREE.
9378 2007-01-12 Jan Hubicka <jh@suse.cz>
9380 PR tree-optimization/30443
9381 * tree-inline.c (tree_function_versioning): Do not optimize when
9382 cloning for inlining.
9384 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9386 * doc/loop.texi: Document recording of loop exits.
9387 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9388 (update_single_exits_after_duplication,
9389 update_single_exit_for_duplicated_loop,
9390 update_single_exit_for_duplicated_loops): Removed.
9391 (duplicate_loop_to_header_edge): Do not call
9392 update_single_exits_after_duplication and
9393 update_single_exit_for_duplicated_loops.
9394 (loop_version): Do not update single_exit information.
9395 (fix_loop_structure): Use record_loop_exits instead of
9396 mark_single_exit_loops.
9397 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9398 the lists of loop exits.
9399 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9400 split_edge, merge_blocks): Update the lists of loop exits.
9401 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9402 loop_optimizer_init.
9403 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9404 of mark_single_exit_loops.
9405 (loop_optimizer_finalize): Call release_recorded_exits.
9406 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9407 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9408 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9409 update single exit information.
9410 * lambda-code.c (perfect_nestify): Ditto.
9411 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9412 (mark_single_exit_loops): Removed.
9413 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9414 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9415 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9417 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9418 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9419 (verify_loop_structure): Verify consistency of the exit lists.
9420 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9421 (set_single_exit): Removed.
9422 * cfgloop.h (struct loop_exit): New function.
9423 (struct loop): single_exit_ field replaced by exits field.
9424 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9425 (struct loops): Added exits hash.
9426 (mark_single_exit_loops, set_single_exit): Declaration removed.
9427 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9429 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9431 * doc/invoke.texi: Avoid use of @headitem.
9433 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9435 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9437 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9439 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9442 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9443 Richard Sandiford <richard@codesourcery.com>
9445 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9446 * config/m68k/m68k.opt: Resort options.
9447 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9449 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9450 Richard Sandiford <richard@codesourcery.com>
9452 * doc/invoke.texi: Document the macros that are defined by
9453 m68k's -mtune and -mhard-float options.
9454 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9455 (m68k_cpp_cpu_family): Likewise.
9456 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9457 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9458 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9459 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9460 (m68k_cpp_cpu_family): Likewise.
9462 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9464 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9465 macros besides mc68000 as tuning macros. Use a switch statement
9466 to set them and mcpu32.
9468 2007-01-12 Julian Brown <julian@codesourcery.com>
9470 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9471 (TARGET_68040_ONLY): Rename to...
9472 (TARGET_68040): ...this.
9473 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9474 * config/m68k/m68k.md: Likewise.
9476 2007-01-12 Julian Brown <julian@codesourcery.com>
9477 Nathan Sidwell <nathan@codesourcery.com>
9478 Richard Sandiford <richard@codesourcery.com>
9480 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9481 the -mcpu= argument associated with the --with-cpu setting.
9482 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9483 if different from the one implied by the -mcpu setting.
9484 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9485 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9486 * doc/invoke.texi: Mention ColdFire in the introduction to the
9487 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9488 -mno-div and -mhard-float options. Make -m68881 a synonym for
9489 -mhard-float. Document the previously-undocumented -m5206e,
9490 -m528x, -m5307 and -m5407 options. Tweak the existing option
9491 documentation for consistency.
9492 * doc/install.texi: Mention new --with-cpu arguments.
9493 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9494 default CPU if neither -mcpu nor -march are specified.
9495 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9496 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9497 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9498 using m68k_tune to decide between families that implement the
9499 same ISA. Use m68k_tune to set __mcfv4e__.
9500 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9501 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9502 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9503 (FL_ISA_C, FL_ISA_MMU): New macros.
9504 (MASK_COLDFIRE): Delete.
9505 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9506 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9507 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9508 (TARGET_HARD_FLOAT): Do not define here.
9509 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9510 (TUNE_68000): New macro.
9511 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9512 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9513 (TUNE_CFV2): Redefine in terms of m68k_tune.
9514 (uarch_type, target_device, fpu_type): New enums.
9515 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9516 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9517 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9518 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9519 (FL_FOR_isa_c): New macros.
9520 (m68k_isa): New enum.
9521 (m68k_target_selection): New structure.
9522 (all_devices, all_isas, all_microarchs): New tables.
9523 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9524 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9525 (MASK_ALL_CPU_BITS): Delete.
9526 (m68k_find_selection): New function.
9527 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9528 Map the legacy target options to a combination of the new ones.
9529 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9530 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9531 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9533 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9534 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9536 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9537 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9538 * config/m68k/m68k-devices.def: New file.
9540 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9541 Nathan Sidwell <nathan@codesourcery.com>
9543 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9544 (SUBTARGET_EXTRA_SPECS): New macros.
9545 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9546 use %(asm_cpu_spec) instead.
9547 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9548 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9549 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9550 (EXTRA_SPECS): Rename to...
9551 (SUBTARGET_EXTRA_SPECS): ...this.
9553 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9554 Richard Sandiford <richard@codesourcery.com>
9555 Julian Brown <julian@codesourcery.com>
9557 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9558 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9559 to the configuration's default CPU.
9560 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9561 Remove default masks.
9562 (m680[012]0-*-*): Set the default with_cpu to the first part of
9564 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9565 (m68k*-*-linux): Extend the --with-cpu handling to...
9566 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9567 and m68010. Don't set target_cpu_default2.
9568 * doc/install.texi: Document --with-cpu for m68k.
9569 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9570 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9571 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9572 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9573 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9574 (ASM_SPEC): Remove use of %(asm_cpu_default).
9575 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9576 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9577 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9578 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9579 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9580 (TARGET_DEFAULT): Delete.
9581 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9582 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9583 (CPP_CPU_SPEC): Delete.
9584 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9585 the appropriate string.
9586 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9587 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9588 (ASM_SPEC): Don't use %(asm_default_spec).
9589 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9590 TARGET_DEFAULT and add MASK_68881.
9591 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9593 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9595 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9596 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9597 MASK_68010 alongside MASK_68020.
9598 * doc/invoke.texi: Document -m68010.
9599 * config/m68k/m68k.opt (m68010): New.
9600 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9602 (TUNE_68010): New macro.
9603 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9604 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9605 (M68K_CPU_m68332): Add MASK_68010.
9606 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9607 fallback definition.
9608 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9610 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9611 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9612 to all entries that use MASK_68020.
9613 (output_move_simode_const, output_move_himode, output_move_qimode)
9614 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9615 instead of TARGET_68020 to select clr behavior. Remove comment
9616 about there being no TARGET_68010.
9617 * config/m68k/m68k.md: Likewise throughout.
9619 2007-01-12 Julian Brown <julian@codesourcery.com>
9621 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9622 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9623 * config/m68k/m68k.md: Likewise.
9625 2007-01-12 Julian Brown <julian@codesourcery.com>
9627 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9628 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9630 2007-01-12 Julian Brown <julian@codesourcery.com>
9632 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9633 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9634 * config/m68k/m68k.md: Likewise.
9636 2007-01-12 Julian Brown <julian@codesourcery.com>
9637 Richard Sandiford <richard@codesourcery.com>
9639 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9640 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9641 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9643 (TARGET_CPU32): Rename to...
9644 (TUNE_CPU32): ...this.
9645 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9646 (TUNE_CFV2): New macros.
9647 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9648 remove conditions that are implied by TARGET_68020.
9649 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9650 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9651 (m68k_output_function_epilogue): Likewise.
9652 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9653 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9654 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9655 non-68000 timings. Refactor multiplication and division costs.
9656 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9657 TUNE_CPU32 instead of TARGET_CPU32.
9658 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9659 and TUNE_68060 instead of TARGET_68060.
9660 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9661 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9663 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9664 && !TARGET_COLDFIRE" to choose between moveq and clr.
9665 Likewise in the unnamed movsf pattern.
9666 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9667 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9670 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9672 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9673 of tabbing before backslashes.
9675 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9677 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9678 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9679 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9681 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9683 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9684 find_interesting_uses_cond.
9685 (find_interesting_uses_cond): Use extract_cond_operands.
9686 (rewrite_use_compare): Use extract_cond_operands and
9687 force_gimple_operand_bsi. Do not call update_stmt.
9688 (determine_use_iv_cost_condition): Use extract_cond_operands.
9689 Return cheaper of using original bound and changing the exit bound.
9691 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9693 PR tree-optimization/29516
9694 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9695 most_expensive_mult_to_index, addr_to_parts,
9696 create_mem_ref, maybe_fold_tmr): Make the type of
9697 fields of TARGET_MEM_REF sizetype.
9698 (move_fixed_address_to_symbol, move_pointer_to_base):
9700 * tree.def (TARGET_MEM_REF): Add comment on types of
9703 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9705 * c-common.c (vector_types_convertible_p): Treat opaque types as
9706 always convertible if they have the same size, but not otherwise.
9708 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9710 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9711 Remove the b_unconditional field.
9712 (noce_try_sign_mask): Do not look at b_unconditional.
9713 (noce_process_if_block): Do not use merge_if_blocks. Update
9714 the CFG here. Do not set b_unconditional.
9715 (cond_move_process_if_block): Likewise.
9716 (find_cond_trap): Likewise.
9717 (check_cond_move_block): Require simple jump insns at the end
9720 2007-01-11 Jan Hubicka <jh@suse.cz>
9722 PR tree-optimization/1046
9723 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9724 when alias info is not ready.
9725 (pass_tail_recursion): Do not require aliasing.
9726 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9727 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9728 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9729 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9730 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9731 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9732 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9734 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9735 When aliasing is not build, mark statement as volatile.
9737 2007-01-11 Tom Tromey <tromey@redhat.com>
9739 PR preprocessor/15185, PR preprocessor/20989:
9740 * doc/cppopts.texi <-MT>: Update description of algorithm for
9741 computing default target.
9742 <-M, -MD>: Reword "basename" text.
9744 2007-01-11 Roger Sayle <roger@eyesopen.com>
9746 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9747 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9748 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9749 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9750 fold_builtin_bswap, real_constp, fold_builtin_pow,
9751 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9752 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9753 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9754 * convert.c (convert_to_pointer): Likewise.
9755 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9756 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9757 const_binop, fold_convert_const_int_from_int,
9758 fold_convert_const_int_from_real,
9759 fold_convert_const_real_from_real, sign_bit_p,
9760 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9761 fold_sign_changed_comparison, fold_unary, fold_comparison,
9762 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9763 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9764 * print-tree.c (print_node_brief, print_node): Likewise.
9765 * stor-layout.c (place_field, layout_type): Likewise.
9766 * tree-chrec.c (keep_cast): Likewise.
9767 * tree.c (build_vector, build_real, build_real_from_int_cst,
9768 build_complex): Likewise.
9770 2007-01-11 Roger Sayle <roger@eyesopen.com>
9772 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9773 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9775 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9777 * configure.ac (strict1_warn): Rename to strict_warn.
9778 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9779 cc_set_by_configure, quoted_cc_set_by_configure,
9780 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9781 all_boot_languages, all_stagestuff): Remove.
9782 (target_list): Remove bootstrap targets.
9783 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9784 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9785 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9786 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9787 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9788 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9789 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9790 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9791 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9792 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9793 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9794 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9795 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9796 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9797 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9798 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9799 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9800 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9801 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9802 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9803 (mostlyclean): Adjust.
9804 (clean, distclean): Don't mention bootstrap stuff.
9805 * configure: Regenerate.
9806 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9807 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9808 treelang/config-lang.in (stagestuff): Remove.
9809 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9810 stageprofile, stagefeedback, stagestuff): Remove mention.
9812 2007-01-11 Nick Clifton <nickc@redhat.com>
9814 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9816 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9817 (mcore_arith_K_S_operand): Run the test for the S constraint not
9818 the test for the M constraint.
9819 (mcore_addsub_operand): Do not accept integer values that are
9820 larger than 32 bits.
9821 * config/mcore/mcore.md: Remove unused constraints from split.
9822 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9824 (allocate_stack): Likewise.
9825 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9826 operands to 32 bits.
9827 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9829 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9830 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9831 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9832 mcore_output_bclri, mcore_output_andn, output_inline_const,
9833 mcore_output_move, mcore_output_movedouble): Likewise.
9834 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9835 (output_inline_const): Likewise.
9836 (output_inline_const): Fix format strings used in sprintf
9838 * config/mcore/mcore-protos.h: Update prototypes for changed
9839 functions in mcore.c.
9840 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9841 HOST_WIDE_INT and not int.
9842 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9843 CONST_OK_FOR_N): Likewise.
9844 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9845 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9848 2007-01-10 Jan Hubicka <jh@suse.cz>
9850 * tree-vrp.c (remove_range_assertions): Release defs.
9851 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9852 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9854 2007-01-10 Paul Brook <paul@codesourcery.com>
9856 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9857 * config/arm/arm.md (mulsi3subsi): New insn.
9859 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9861 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9862 (tree_transform_and_unroll_loop): New.
9863 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9866 2007-01-10 Robert Kennedy <jimbob@google.com>
9868 * fold-const.c (fold_comparison): Fold comparisons like (x *
9869 1000 < 0) to (x < 0).
9871 2007-01-10 Ian Lance Taylor <iant@google.com>
9873 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9874 operands have the same priority.
9876 2007-01-10 Tom Tromey <tromey@redhat.com>
9878 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9879 (fold_binary): Likewise.
9880 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9881 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9882 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9883 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9884 * langhooks.h (struct lang_hooks): Removed field
9885 'can_use_bit_fields_p'.
9887 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9889 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9891 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9893 * function.c (get_last_funcdef_no): New function.
9894 * function.h (get_last_funcdef_no): Declare.
9895 * tree-inline.c (initialize_cfun): Add initialization.
9896 (tree_function_versioning): Cleanup.
9898 2007-01-10 Jan Hubicka <jh@suse.cz>
9900 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9903 2007-01-10 Sa Liu <saliu@de.ibm.com>
9904 Ben Elliston <bje@au.ibm.com>
9906 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9907 for SAVE_NONLOCAL and Pmode for any other save level.
9908 * spu-protos.h (spu_restore_stack_block): Declare.
9909 * spu.md (save_stack_block): Remove.
9910 (restore_stack_block): Call spu_restore_stack_block.
9911 * spu.c (spu_restore_stack_block): New function.
9912 (spu_expand_epilogue): Remove old comment.
9914 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9916 PR tree-optimization/30322
9917 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9918 (cand_value_at): Return the value as aff_tree.
9919 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9920 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9921 aff_combination_mult): New functions.
9922 (aff_combination_add): Use aff_combination_add_cst.
9923 (aff_combination_convert): Allow conversions to a wider type.
9924 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9925 * tree-affine.h (aff_combination_mult): Declare.
9927 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9929 * doc/tm.texi: Update documentation to reflect reality of exec
9930 and start file search behaviours. Update copyright year.
9931 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9932 header file directories.
9934 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9936 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9937 (*cosxf2): Rename to cosxf2_i387.
9938 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9939 using X87MODEF12 mode macro. Rename patterns to
9940 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9942 (*cosdf2, *cossf2): Ditto.
9943 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9944 to match extended input operands.
9945 (sincos<mode>3): New expander.
9946 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9947 insn patterns and corresponding splitters.
9949 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9951 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9952 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9954 2007-01-09 Nicolas Pitre <nico@cam.org>
9957 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9959 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9961 * target.h (struct gcc_target): New field library_rtti_comdat.
9962 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9963 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9964 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9965 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9967 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9969 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9971 2007-01-08 Richard Guenther <rguenther@suse.de>
9973 * tree.h (force_fit_type_double): Export.
9974 (force_fit_type): Remove.
9975 * fold-const.c (force_fit_type_double): New function.
9976 (force_fit_type): Remove.
9977 (int_const_binop): Use it.
9978 (fold_convert_const_int_from_int): Likewise.
9979 (fold_convert_const_int_from_real): Likewise.
9980 (fold_div_compare): Likewise.
9981 (fold_sign_changed_comparison): Likewise.
9982 (fold_unary): Likewise.
9983 (fold_negate_const): Likewise.
9984 (fold_abs_const): Likewise.
9985 (fold_not_const): Likewise.
9986 * c-common.c (shorten_compare): Use force_fit_type_double.
9987 * convert.c (convert_to_pointer): Likewise.
9989 2007-01-08 Richard Guenther <rguenther@suse.de>
9991 * tree.h (build_int_cst_wide_type): Export.
9992 * tree.c (build_int_cst_wide_type): New function.
9993 (build_int_cst_wide): Fix comment.
9994 * builtins.c (fold_builtin_object_size): Use build_int_cst
9995 to build -1 or 0 of the correct type. Use fit_double_type
9996 to check for overflow.
9997 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
9999 (decode_field_reference): Likewise.
10000 (all_ones_mask_p): Likewise.
10001 (native_interpret_int): Use build_int_cst_wide_type.
10002 (fold_binary): Use build_int_cst_type to build an all-ones
10004 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10006 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10008 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10010 2007-01-09 Ben Elliston <bje@au.ibm.com>
10012 * genautomata.c (STATS_OPTION): New option.
10013 (stats_flag): New flag.
10014 (gen_automata_option): Handle it.
10015 (initiate_automaton_gen): Ditto.
10016 (write_automata): Output statistics only if stats_flag is
10017 set. Likewise, output time statistics only if time_flag is set.
10018 * doc/md.texi (Processor pipeline description): Document new flag.
10020 2007-01-08 Richard Guenther <rguenther@suse.de>
10022 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10023 * tree.c (build_int_cst_type): Likewise.
10024 (size_in_bytes): Don't call force_fit_type on the result.
10025 (int_fits_type_p): Use fit_double_type.
10026 * fold-const.c (fit_double_type): New function.
10027 (force_fit_type): Use it.
10028 * tree.h (fit_double_type): Export.
10030 2007-01-08 Jan Hubicka <jh@suse.cz>
10032 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10033 * ipa.c (function_and_variable_visibility): Fix return type.
10035 2007-01-08 Richard Guenther <rguenther@suse.de>
10037 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10038 of offset to build the index.
10039 * tree-pretty-print.c (dump_generic_node): Don't build negated
10040 const just for printing.
10041 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10042 * builtins.c (fold_builtin_int_roundingfn): Check if result
10043 fits the type by using force_fit_type and comparing the result.
10044 * predict.c (predict_loops): Use compare_tree_int for comparison.
10045 * tree.c (build_int_cst): Fall back to integer_type_node for
10047 (build_int_cst_wide): Assert type is non-null.
10049 2007-01-08 Roberto Costa <roberto.costa@st.com>
10051 * tree-vrp.c (extract_range_from_cond_expr): New.
10052 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10053 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10055 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10056 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10057 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10058 used as expressions.
10059 * tree-object-size.c (cond_expr_object_size): New.
10060 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10062 2007-01-08 Jan Hubicka <jh@suse.cz>
10064 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10065 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10068 2007-01-08 Richard Guenther <rguenther@suse.de>
10070 PR tree-optimization/23603
10071 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10072 (extract_range_from_binary): Fall back to truthvalue instead of
10073 varying for TRUTH_*_EXPR.
10074 (extract_range_from_comparison): Fall back to truthvalue instead of
10076 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10077 if all visited PHI values were constant.
10079 2007-01-08 Jan Hubicka <jh@suse.cz>
10081 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10082 (cgraph_analyze_function): break out from ...
10083 (cgraph_finalize_compilation_unit): ... here.
10084 (cgraph_expand_function): Remove forgoten commented out line.
10085 (cgraph_optimize): Analyze functions.
10087 2007-01-08 Jan Hubicka <jh@suse.cz>
10089 * tree-pas.h (TODO_remove_function): New flag.
10090 (TODO_update*): Renumber.
10091 (pass_ipa_increase_alignment,
10092 pass_ipa_function_and_variable_visibility): New passes.
10093 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10094 (cgraph_function_and_variable_visibility): Move to ipa.c
10095 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10096 cgraph_increase_alignment.
10097 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10098 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10099 calling tree-inline.
10100 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10101 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10102 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10103 (gate_increase_alignment): New function.
10104 (pass_ipa_increase_alignment): New pass.
10105 * ipa.c: Inline tree-pass.h and timevar.h
10106 (function_and_variable_visibility): Move here from cgraphunit.c
10107 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10108 * passes.c (init_optimization_passes): Add the two new passes.
10109 (execute_todo): Handle cgraph_remove_functions.
10111 2007-01-08 Nick Clifton <nickc@redhat.com>
10113 * config/frv/predicates.md (reg_or_0_operand): Accept
10116 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10118 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10119 * config.gcc: Add bfin*-rtems*.
10121 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10123 * c.opt: Add -flax-vector-conversions.
10124 * c-typeck.c (convert_for_assignment): Pass flag to
10125 vector_types_convertible_p to allow emission of note.
10126 (digest_init): Likewise.
10127 * c-opts.c: Handle -flax-vector-conversions.
10128 * c-common.c (flag_lax_vector_conversions): New.
10129 (vector_types_convertible_p): Unless -flax-vector conversions
10130 has been passed, disallow conversions between vectors with
10131 differing numbers of subparts and/or element types. If such
10132 a conversion is disallowed, possibly emit a note on the first
10133 occasion only to inform the user of -flax-vector-conversions.
10134 The new last argument specifies this.
10135 * c-common.h (flag_lax_vector_conversions): New.
10136 (vector_types_convertible_p): Add extra argument.
10137 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10138 char_type_node for V*QI type vectors.
10139 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10140 Update to satisfy new typechecking rules.
10141 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10142 C and C++ variants.
10143 * doc/invoke.texi (C Dialect Options): Document
10144 -flax-vector-conversions.
10146 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10148 PR tree-optimization/29877
10149 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10150 a register variable on the RHS to not be replaceable.
10152 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10153 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10154 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10155 const_simm15, const_pow2, const_npow2): Added.
10156 * config/score/misc.md (insv, extv, extzv, movmemsi,
10157 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10158 * config/score/score.c (score_address_cost, score_select_cc_mode):
10160 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10161 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10162 Update score_print_operand.
10163 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10164 Adjust register allocate order and update some macro define.
10165 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10166 mdx_block_move_straight, mdx_block_move_loop_head,
10167 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10168 mdx_block_move): Added.
10169 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10170 mdp_limm): Updated and fix some bug and typo.
10171 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10172 (movsf, movdf, doloop_end): Added.
10174 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10176 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10177 config/arm/thumb2.md: Fix comment typos.
10178 * doc/extend.texi: Fix a typo.
10180 2007-01-07 Eric Christopher <echristo@apple.com>
10182 * configure.ac: Check for __stack_chk_fail for darwin.
10183 * configure: Regenerate.
10185 2007-01-07 Richard Guenther <rguenther@suse.de>
10187 * tree-vrp.c (extract_range_from_assert): CSE calls to
10188 compare_values where possible.
10189 (extract_range_from_unary_expr): Likewise.
10191 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10193 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10194 * config/avr/avr.c (call_insn_operand): Delete function.
10195 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10196 instead of register number. Use predicates.
10197 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10198 call_insn_operand): Add.
10200 2007-01-06 Jan Hubicka <jh@suse.cz>
10202 * tree-pass.h (pass_build_cgraph_edges): Declare.
10203 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10204 (visited_nodes): Remove.
10205 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10206 build_cgrpah_edges; make visited_nodes local.
10207 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10208 (record_references_in_initializer): Move to cgraphbuild.c
10209 (initialize_inline_failed, rebuild_cgraph_edges,
10210 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10211 (verify_cgraph_node): Make visited_nodes local.
10212 (cgraph_analyze_function): Do not call cgraph_create_edges and
10213 initialize_inline_failed.
10214 (cgraph_expand_function): Do not call cgraph_lower_function;
10215 assert that function is already lowered.
10216 * Makefile.in (cgraphbuild.o): New.
10217 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10218 at the end of lowering passes.
10220 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10222 * ifcvt.c (cond_move_convert_if_block): New function, code
10223 factored out from...
10224 (cond_move_process_if_block): ...here. Call the new function
10225 on the THEN and ELSE blocks.
10226 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10227 already takes care of this.
10229 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10232 * tree.h (TREE_OVERFLOW_P): New.
10233 * c-typeck.c (parser_build_unary_op): Warn only if result
10234 overflowed and operands did not.
10235 (parser_build_binary_op): Likewise.
10236 (convert_for_assignment): Remove redundant overflow_warning.
10237 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10239 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10241 * c-typeck.c (store_init_value): Split over two lines to follow
10242 the GNU coding style.
10244 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10246 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10247 __GXX_EXPERIMENTAL_CXX0X__.
10248 * doc/cpp.texi: Same.
10250 2007-01-05 Richard Guenther <rguenther@suse.de>
10252 PR middle-end/27826
10253 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10254 with mismatched types. Instead explicitly build a
10255 conversion NOP_EXPR.
10257 2007-01-05 Ian Lance Taylor <iant@google.com>
10259 * c-common.c (decl_with_nonnull_addr_p): New function.
10260 (c_common_truthvalue_conversion): Call it.
10261 * c-typeck.c (build_binary_op): Likewise.
10262 * c-common.h (decl_with_nonnull_addr_p): Declare.
10264 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10267 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10270 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10272 * doc/install.texi (Final install): Document the fact that
10273 the GNAT runtime should not be stripped.
10275 2007-01-04 Jan Hubicka <jh@suse.cz>
10277 * tree-inline.c (fold_marked_statements): Update operand caches
10278 and EH after folding
10280 2007-01-04 Ian Lance Taylor <iant@google.com>
10282 * c-common.c (check_function_nonnull): Whitespace fix.
10284 2007-01-04 Jan Hubicka <jh@suse.cz>
10286 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10287 comitted older version of patch.
10288 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10289 function, celanup cfg and collect garbage.
10291 2007-01-04 Mike Stump <mrs@apple.com>
10293 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10296 2007-01-04 Eric Christopher <echristo@apple.com>
10298 * libgcc2.c (__bswapsi2): Use SItype.
10299 (__bswapdi2): Use DItype.
10300 * libgcc2.h: Update for above.
10302 2007-01-04 Paul Brook <paul@codesourcery.com>
10304 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10305 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10306 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10307 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10308 umulsi3_highpart): Make conditional on !arm_arch6.
10309 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10310 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10311 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10312 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10313 umulsi3_highpart_v6): New insns.
10315 2007-01-04 Roger Sayle <roger@eyesopen.com>
10317 * fold-const.c (fold_convert): When casting an expression to void,
10318 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10319 have a type. Instead of attempting to build a NOP_EXPR, return
10320 these "special" trees directly.
10322 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10324 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10325 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10326 rs6000_cost->fp not 0 as adjustment for outer NEG.
10328 2007-01-04 Jan Hubicka <jh@suse.cz>
10330 * cgraph.c (cgraph_release_function_body): New function.
10331 (cgraph_remove_node): Use it.
10332 * cgraph.h (cgraph_release_function_body): Declare.
10333 * cgraphunit.c (cgraph_expand_function): Use it.
10334 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10335 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10336 is initialized and while compilation of other function is running.
10337 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10338 statement CFG annotations from here to ...
10339 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10341 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10343 * cfgloop.h (enum li_flags): Make the constants powers of two.
10345 2007-01-04 Jan Hubicka <jh@suse.cz>
10347 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10349 (fold_marked_statements): New function.
10350 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10351 * tree-inline.h (copy_body_data): Add statements_to_fold.
10353 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10355 * config.gcc: Mention libgcc/config.host.
10356 * Makefile.in: Update comments mentioning libgcc.
10357 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10358 (all.cross, start.encap, rest.encap, rest.cross): Update
10359 dependencies for libgcc move.
10360 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10361 (clean-target, clean-target-libgcc): Delete.
10362 (srcdirify, GCC_EXTRA_PARTS): New macros.
10363 (libgcc-support, libgcc.mvars): New rules.
10364 (distclean): Remove mention of mklibgcc.
10365 (install): Don't reference INSTALL_LIBGCC.
10366 (install-common): Don't reference EXTRA_PARTS.
10367 (install-libgcc, install-multilib): Delete rules.
10368 * mklibgcc.in: Delete file.
10369 * doc/configfiles.texi: Don't mention mklibgcc.
10371 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10372 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10373 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10374 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10375 (mklibgcc, ldblspecs): Likewise.
10377 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10378 (posixpre.def): Use $(T).
10379 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10380 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10381 (SHLIB_LINK): Make dummy.
10382 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10384 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10386 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10387 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10388 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10389 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10391 * configure.ac (all_outputs): Remove mklibgcc.
10392 * configure: Regenerated.
10394 2007-01-03 Josh Conner <jconner@apple.com>
10396 PR middle-end/29683
10397 * calls.c (compute_argument_addresses): Set stack and stack_slot
10398 for partial args, too.
10399 (store_one_arg): Use locate.size.constant for the size when
10400 generating a save_area.
10402 2007-01-03 Robert Kennedy <jimbob@google.com>
10404 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10405 whose definitions are deleted due to basic block merging.
10407 2007-01-03 Paul Brook <paul@codesourcery.com>
10410 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10412 (use_return_insn): Return 0 for Thumb interrupt functions.
10413 (print_multi_reg): Add rfe argument for IRQ returns.
10414 (arm_output_epilogue): Pop interrupt return address directly into PC.
10415 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10417 2007-01-03 Paul Brook <paul@codesourcery.com>
10419 Merge from sourcerygxx-4_1.
10420 * config/arm/thumb2.md: New file.
10421 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10423 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10424 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10425 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10426 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10428 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10429 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10431 * config/arm/ieee754-sf.S: Ditto.
10432 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10433 (thumb1_base_register_rtx_p): ... to this.
10434 (thumb_index_register_rtx_p): Rename...
10435 (thumb1_index_register_rtx_p): ... to this.
10436 (thumb_output_function_prologue): Rename...
10437 (thumb1_output_function_prologue): ... to this.
10438 (thumb_legitimate_address_p): Rename...
10439 (thumb1_legitimate_address_p): ... to this.
10440 (thumb_rtx_costs): Rename...
10441 (thumb1_rtx_costs): ... to this.
10442 (thumb_compute_save_reg_mask): Rename...
10443 (thumb1_compute_save_reg_mask): ... to this.
10444 (thumb_final_prescan_insn): Rename...
10445 (thumb1_final_prescan_insn): ... to this.
10446 (thumb_expand_epilogue): Rename...
10447 (thumb1_expand_epilogue): ... to this.
10448 (arm_unwind_emit_stm): Rename...
10449 (arm_unwind_emit_sequence): ... to this.
10450 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10451 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10452 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10453 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10454 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10455 thumb2_output_casesi): New functions.
10456 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10457 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10458 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10459 THUMB2_WORK_REGS): Define.
10460 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10461 arm_condexec_mask, arm_condexec_masklen)): New variables.
10462 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10463 (arm_override_options): Check new CPU capabilities.
10464 Set new architecture flag variables.
10465 (arm_isr_value): Handle v7m interrupt functions.
10466 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10468 (const_ok_for_arm): Handle Thumb-2 constants.
10469 (arm_gen_constant): Ditto. Use movw when available.
10470 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10472 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10473 (thumb_find_work_register, arm_load_pic_register,
10474 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10475 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10476 print_multi_reg, output_mov_long_double_fpa_from_arm,
10477 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10478 output_mov_double_fpa_from_arm, output_move_double,
10479 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10480 output_return_instruction, arm_output_function_prologue,
10481 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10482 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10483 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10484 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10485 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10486 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10488 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10489 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10490 (arm_file_start): Output directive for unified syntax.
10491 (arm_unwind_emit_set): Handle stack alignment instruction.
10492 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10493 Add v6t2, v7, v7a, v7r and v7m.
10494 (RETLDM): Add Thumb-2 code.
10495 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10496 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10497 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10498 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10499 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10500 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10501 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10502 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10503 ADJUST_INSN_LENGTH): Define.
10504 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10505 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10506 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10507 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10508 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10509 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10510 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10511 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10512 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10513 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10514 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10515 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10516 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10517 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10518 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10519 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10520 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10522 * config/arm/arm-tune.md: Regenerate.
10523 * config/arm/arm-protos.h: Update prototypes.
10524 * config/arm/vfp.md: Enable patterns for Thumb-2.
10525 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10526 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10527 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10528 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10529 * config/arm/libunwind.S: Add Thumb-2 code.
10530 * config/arm/constraints.md: Update include Thumb-2.
10531 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10532 * config/arm/ieee754-df.S: Ditto.
10533 * config/arm/bpabi.S: Ditto.
10534 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10535 * config/arm/predicates.md (low_register_operand,
10536 low_reg_or_int_operand, thumb_16bit_operator): New.
10537 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10538 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10539 * config/arm/t-arm-elf: Add armv7 multilib.
10540 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10542 (UNSPEC_STACK_ALIGN, ce_count): New.
10543 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10544 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10546 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10547 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10548 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10549 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10550 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10551 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10553 * doc/extend.texi: Document ARMv7-M interrupt functions.
10554 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10556 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10558 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10559 (struct _Unwind_Context): Rename args_size to flags, remove
10560 signal_frame field, add a new args_size field and version field.
10561 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10562 _Unwind_IsExtendedContext): New inline functions.
10563 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10564 Assume by_value array is only present if _Unwind_IsExtendedContext.
10565 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10566 _Unwind_IsSignalFrame.
10567 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10568 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10569 (uw_init_context_1): Initialize context->flags to
10570 EXTENDED_CONTEXT_BIT.
10571 * config/rs6000/linux-unwind.h (frob_update_context): Use
10572 _Unwind_SetSignalFrame.
10574 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10576 PR middle-end/30353
10577 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10578 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10581 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10583 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10584 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10585 RET, AT_SP): Remove.
10586 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10589 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10590 * cfgbuild.c (find_basic_blocks): Likewise.
10591 * cfgrtl.c (rtl_create_basic_block): Likewise.
10592 * function.c (temp_slots_at_level): Likewise.
10593 * reg-stack.c (stack_regs_mentioned): Likewise.
10594 * regclass.c (allocate_reg_info): Likewise.
10595 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10596 set_bb_for_stmt, move_block_to_fn): Likewise.
10597 * tree-complex.c (tree_lower_complex): Likewise.
10598 * vec.h (VEC_safe_grow_cleared): New.
10600 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10602 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10604 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10605 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10607 * cfgloopmanip.c (scale_loop_frequencies): Export.
10608 (loopify): Scale the frequencies by prescribed coefficients.
10609 (set_zero_probability): New function.
10610 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10611 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10612 and frequencies according to arguments.
10613 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10615 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10616 * modulo-sched.c (sms_schedule): Set probabilities for entering
10617 versioned loop correctly.
10618 * tree-vect-transform.c (vect_transform_loop): Ditto.
10619 * cfgloop.h (loopify, loop_version): Declaration changed.
10620 (scale_loop_frequencies): Declared.
10622 2007-01-02 Jan Hubicka <jh@suse.cz>
10624 * cgraph.c: Include tree-flow.h
10625 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10626 early_local_passes.
10627 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10628 * tree-pass.h (pass_all_early_optimizations): Declare.
10629 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10630 early_local_passes.
10631 (cgraph_analyze_function): Do early_local_passes.
10632 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10633 Do not add referenced vars.
10634 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10636 (gate_all_early_local_passes): New gate.
10637 (pass_early_local_passes): Use new gate.
10638 (execute_early_local_optimizations): New functions.
10639 (gate_all_early_optimizations): New gate.
10640 (pass_all_early_optimizations): New pass.
10641 (execute_free_datastructures): Free SSA only when initialized.
10642 (gate_init_datastructures): Init only when optimizing.
10643 (tree_lowering_passes): Do early local passes when called late.
10644 * tree-profile.c (do_tree_profiling): Don't profile functions added
10646 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10647 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10649 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10650 during early_local_passes.
10651 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10654 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10656 * Makefile.in: Update copyright year.
10658 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10660 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10661 in $(lang_checks) and check-consistency targets.
10663 2007-01-02 Jan Hubicka <jh@suse.cz>
10665 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10666 Do not add referenced vars.
10667 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10669 * passes.c (init_optimization_passes): Put mudflap_2 after
10670 free_datastructures.
10672 2007-01-02 Jan Hubicka <jh@suse.cz>
10674 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10675 Set NOTHROW flag on call statements proved to be nothrow.
10676 Update statement of local calls so new pure/const functions are
10677 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10679 (tree_rest_of_compilation): Register hooks and initialize bitmap
10680 early. Do not set after_inlining flag.
10682 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10684 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10685 HOST_BITS_PER_LONGLONG
10687 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10690 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10691 warning for non-static initializers.
10693 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10695 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10696 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10697 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10698 Always use set_unique_reg_note to add REG_EQUAL notes.
10700 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10703 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10705 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10706 * cfgbuild.c (find_basic_blocks): Likewise.
10707 * cfgrtl.c (rtl_create_basic_block): Likewise.
10708 * function.c (temp_slots_at_level): Likewise.
10709 * reg-stack.c (stack_regs_mentioned): Likewise.
10710 * regclass.c (allocate_reg_info): Likewise.
10711 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10712 set_bb_for_stmt, move_block_to_fn): Likewise.
10713 * tree-complex.c (tree_lower_complex): Likewise.
10714 * vec.h (VEC_safe_grow_cleared): New.
10716 2007-01-02 Ian Lance Taylor <iant@google.com>
10718 * c-common.c (c_common_truthvalue_conversion): When warning about
10719 using an assignment as a truth value, set TREE_NO_WARNING.
10721 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10724 * c.opt (Wold-style-declaration): New.
10725 * doc/invoke.texi (C-only Warning Options): New.
10726 (Wold-style-declaration): Document it.
10727 (Wextra): Enabled by -Wextra.
10728 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10729 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10730 -Wold-style-declaration.
10732 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10734 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10735 * cfgbuild.c (find_basic_blocks): Likewise.
10736 * cfgrtl.c (rtl_create_basic_block): Likewise.
10737 * function.c (temp_slots_at_level): Likewise.
10738 * reg-stack.c (stack_regs_mentioned): Likewise.
10739 * regclass.c (allocate_reg_info): Likewise.
10740 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10741 set_bb_for_stmt, move_block_to_fn): Likewise.
10742 * tree-complex.c (tree_lower_complex): Likewise.
10743 * vec.h (VEC_safe_grow_cleared): New.
10745 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10747 * c-common.c (c_common_nodes_and_builtins): Since variants of
10748 void_type_node get built before it is given a name, we need to
10749 give those variants the name, too.
10750 (complete_array_type): We need to work with the canonical main
10751 type of the array, from which we will build the qualified version.
10752 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10753 * print-tree.c (print_node): Display canonical type information
10755 * stor-layout.c (layout_type): When we don't know the
10756 alignment of a type for which we're building an array, we end up
10757 guessing wrong, so make the type require structural equality.
10758 * tree.c (make_node_stat): When we build a new type, it is its
10759 own canonical type.
10760 (build_type_attribute_qual_variant): When building an attribute
10761 variant, its canonical type is the non-attribute variant. However,
10762 if the attributes are target-dependent and they differ, we need to
10763 use structural equality checks for this type.
10764 (build_qualified_type): A qualified type is not equivalent to its
10765 unqualified variant; set the canonical type appropriately.
10766 (build_distinct_type_copy): When building a distinct type from
10767 another type, the new type is its own canonical type.
10768 (build_variant_type_copy): When building a new type variant, we
10769 assume that it is equivalent to the original type.
10770 (build_pointer_type_for_mode): When building a pointer type, also
10771 build a canonical type pointer.
10772 (build_reference_type_for_mode): When building a reference type,
10773 also build a canonical type reference.
10774 (build_index_type): When we can't hash an index type (e.g.,
10775 because its maximum value is negative), the index type requires
10776 structural equality tests.
10777 (build_array_type): Build the canonical form of an array type.
10778 (build_function_type): Function types require structural equality,
10779 because they contain default arguments, attributes, etc.
10780 (build_method_type_directly): Ditto for method types.
10781 (build_offset_type): Build the canonical offset type.
10782 (build_complex_type): Build the canonical vector type.
10783 (make_vector_type): Build the canonical vector type.
10784 * tree.h (TYPE_CANONICAL): New.
10785 (TYPE_STRUCTURAL_EQUALITY_P): New.
10786 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10787 (struct tree_type): Added "canonical" field.
10788 * params.h (VERIFY_CANONICAL_TYPES): New.
10789 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10790 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10791 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10792 * doc/invoke.texi (verify-canonical-types): Document --param
10793 parameter for verifying canonical types.
10795 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10797 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10798 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10799 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10800 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10802 * config/rs6000/e500.h: New.
10803 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10804 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10806 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10807 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10808 TARGET_E500_DOUBLE): Remove.
10809 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10810 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10811 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10812 * config/rs6000/rs6000.c (rs6000_override_options): Use
10813 CHECK_E500_OPTIONS.
10815 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10817 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10818 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10819 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10820 rs6000_emit_cmove): Don't check TARGET_E500.
10821 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10822 sordered): Don't check TARGET_E500.
10824 2007-01-01 Eric Christopher <echristo@apple.com>
10826 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10827 HARD_REGISTER_NUM_P.
10829 2007-01-01 Roger Sayle <roger@eyesopen.com>
10831 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10832 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10833 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10836 2007-01-01 Mike Stump <mrs@apple.com>
10838 * configure.ac: Remove support for building with Apple's gcc-3.1.
10840 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10842 PR middle-end/30311
10843 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10844 REG is a hard register. Do not modify REG before calling
10846 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10847 multiple of the size of YMODE for certain lowpart cases.
10849 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10851 PR middle-end/30253
10852 * gimplify (voidify_wrapper_expr): Update for
10853 GIMPLE_MODIFY_STMT.
10855 2007-01-01 Andreas Schwab <schwab@suse.de>
10858 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10859 save of BR0 in extra_spill_size instead of spill_size.
10860 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10862 (ia64_expand_epilogue): Restore BR0 from its new location.
10864 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10866 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10867 Use a temporary variable if the left hand side is not a gimple
10870 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10872 * gimplify.c (gimplify_return_expr): Make the temporary variable
10873 for the return expression, a gimple register variable.
10875 2007-01-01 Jan Hubicka <jh@suse.cz>
10877 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10880 2007-01-01 Mike Stump <mrs@apple.com>
10882 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10884 * config/darwin.c (machopic_select_rtx_section): Use
10885 HAVE_GAS_LITERAL16.
10886 (darwin_mergeable_constant_section): Likewise.
10887 * configure: Regenerate.
10888 * config.in: Regenerate.
10890 2007-01-01 Jan Hubicka <jh@suse.cz>
10891 Andrew Pinski <pinskia@gmail.com>
10893 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10894 before starting IPA passes.